{"id":78899,"date":"2025-08-19T11:07:57","date_gmt":"2025-08-19T03:07:57","guid":{"rendered":"https:\/\/www.xiangxiangdaily.com\/niacinamide-body-lotionbenefits-vitamin-c-pairing-kp-tips\/"},"modified":"2025-09-26T20:07:52","modified_gmt":"2025-09-26T12:07:52","slug":"niacinamide-body-lotionbenefits-vitamin-c-pairing-kp-tips","status":"publish","type":"post","link":"https:\/\/www.xiangxiangdaily.com\/vi\/niacinamide-body-lotionbenefits-vitamin-c-pairing-kp-tips\/","title":{"rendered":"S\u1eefa d\u01b0\u1ee1ng th\u1ec3 Niacinamide: L\u1ee3i \u00edch, K\u1ebft h\u1ee3p Vitamin C, M\u1eb9o KP"},"content":{"rendered":"<nav>Home<\/nav>\n<h1>S\u1eefa d\u01b0\u1ee1ng th\u1ec3 Niacinamide: L\u1ee3i \u00edch, K\u1ebft h\u1ee3p Vitamin C, M\u1eb9o KP<\/h1>\n<p data-start=\"136\" data-end=\"574\"><img fetchpriority=\"high\" decoding=\"async\" src=\"https:\/\/www.xiangxiangdaily.com\/wp-content\/uploads\/2025\/08\/Niacinamide-Body-Lotion-Benefits-How-to-Use-It-and-the-Best-Pairings.jpg\" alt=\"S\u1eefa d\u01b0\u1ee1ng th\u1ec3 Niacinamide - L\u1ee3i \u00edch, C\u00e1ch s\u1eed d\u1ee5ng v\u00e0 K\u1ebft h\u1ee3p t\u1ed1t nh\u1ea5t\" width=\"1000\" height=\"667\"><\/p>\n<p data-start=\"136\" data-end=\"574\">N\u1ebfu b\u1ea1n t\u1eebng ao \u01b0\u1edbc l\u00e0n da c\u01a1 th\u1ec3 m\u00ecnh c\u00f3 \u0111\u01b0\u1ee3c v\u1ebb r\u1ea1ng r\u1ee1, \u0111\u1ec1u m\u00e0u v\u00e0 t\u01b0\u01a1i s\u00e1ng nh\u01b0 da m\u1eb7t nh\u1edd m\u1ed9t lo\u1ea1i serum tuy\u1ec7t v\u1eddi, th\u00ec ch\u1eafc ch\u1eafn b\u1ea1n s\u1ebd y\u00eau th\u00edch <strong data-start=\"278\" data-end=\"305\">s\u1eefa d\u01b0\u1ee1ng th\u1ec3 niacinamide<\/strong> . D\u1ea1ng vitamin B3 \u0111\u01b0\u1ee3c c\u00e1c b\u00e1c s\u0129 da li\u1ec5u y\u00eau th\u00edch n\u00e0y s\u1edf h\u1eefu m\u1ed9t s\u1ef1 k\u1ebft h\u1ee3p hi\u1ebfm c\u00f3: hi\u1ec7u qu\u1ea3, d\u1ecbu nh\u1eb9 v\u00e0 d\u1ec5 d\u00e0ng k\u1ebft h\u1ee3p v\u1edbi h\u1ea7u h\u1ebft c\u00e1c th\u00e0nh ph\u1ea7n kh\u00e1c. Tr\u00ean c\u01a1 th\u1ec3 \u2013 n\u01a1i da d\u00e0y h\u01a1n v\u00e0 th\u01b0\u1eddng kh\u00f4 h\u01a1n, ng\u1ee9a h\u01a1n, s\u1ea7n s\u00f9i h\u01a1n ho\u1eb7c kh\u00f4ng \u0111\u1ec1u m\u00e0u do \u00e1nh n\u1eafng m\u1eb7t tr\u1eddi ho\u1eb7c ma s\u00e1t \u2013 niacinamide s\u1ebd ph\u00e1t huy t\u00e1c d\u1ee5ng v\u01b0\u1ee3t tr\u1ed9i.  <\/p>\n<p data-start=\"576\" data-end=\"1111\">H\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n n\u00e0y t\u1ed5ng h\u1ee3p c\u00e1c nghi\u00ean c\u1ee9u \u0111\u01b0\u1ee3c b\u00ecnh duy\u1ec7t, b\u00ecnh lu\u1eadn c\u1ee7a b\u00e1c s\u0129 da li\u1ec5u v\u00e0 kinh nghi\u1ec7m th\u1ef1c t\u1ebf v\u1ec1 s\u1ea3n ph\u1ea9m \u0111\u1ec3 gi\u00fap b\u1ea1n ch\u1ecdn \u0111\u00fang <strong data-start=\"725\" data-end=\"752\">lo\u1ea1i s\u1eefa d\u01b0\u1ee1ng th\u1ec3 niacinamide<\/strong> , s\u1eed d\u1ee5ng \u0111\u00fang c\u00e1ch v\u00e0 \u0111i\u1ec1u ch\u1ec9nh ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c v\u1ea5n \u0111\u1ec1 nh\u01b0 \u201cch\u00e2n d\u00e2u t\u00e2y\", d\u00e0y s\u1eebng nang l\u00f4ng, da kh\u00f4ng \u0111\u1ec1u m\u00e0u, m\u1ee5n c\u01a1 th\u1ec3 ho\u1eb7c kh\u00f4 da n\u00f3i chung. Ch\u00fang t\u00f4i c\u0169ng s\u1ebd gi\u1ea3i \u0111\u00e1p nh\u1eefng c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p (S\u1ea3n ph\u1ea9m n\u00e0y c\u00f3 an to\u00e0n cho ph\u1ee5 n\u1eef mang thai kh\u00f4ng? C\u00f3 th\u1ec3 s\u1eed d\u1ee5ng niacinamide 10% kh\u00f4ng? C\u00f3 th\u1ec3 tr\u1ed9n <strong data-start=\"980\" data-end=\"1002\">b\u1ed9t niacinamide<\/strong> v\u00e0o s\u1eefa d\u01b0\u1ee1ng th\u1ec3 kh\u00f4ng?) v\u00e0 k\u1ebft th\u00fac b\u1eb1ng c\u00e1c c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p, ti\u00eau \u0111\u1ec1 v\u00e0 m\u00f4 t\u1ea3 meta th\u00e2n thi\u1ec7n v\u1edbi SEO m\u00e0 b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng tr\u00ean trang web c\u1ee7a m\u00ecnh.   <\/p>\n<blockquote data-start=\"1113\" data-end=\"1524\">\n<p data-start=\"1115\" data-end=\"1524\">T\u00f3m t\u1eaft nhanh: Niacinamide (vitamin B3) d\u1ea1ng b\u00f4i ngo\u00e0i da gi\u00fap c\u1ea3i thi\u1ec7n ch\u1ee9c n\u0103ng h\u00e0ng r\u00e0o b\u1ea3o v\u1ec7 da v\u00e0 c\u1ea5p \u1ea9m, gi\u1ea3m t\u00ecnh tr\u1ea1ng da kh\u00f4ng \u0111\u1ec1u m\u00e0u v\u00e0 m\u1ea9n \u0111\u1ecf, \u0111\u1ed3ng th\u1eddi gi\u00fap ki\u1ec3m so\u00e1t d\u1ea7u nh\u1eddn \u2013 nh\u1eefng l\u1ee3i \u00edch \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng minh qua nhi\u1ec1u nghi\u00ean c\u1ee9u v\u00e0 \u0111\u00e1nh gi\u00e1. Hy v\u1ecdng s\u1ebd c\u1ea3i thi\u1ec7n h\u00e0ng r\u00e0o b\u1ea3o v\u1ec7 da v\u00e0 k\u1ebft c\u1ea5u da sau kho\u1ea3ng 4 tu\u1ea7n, v\u00e0 c\u1ea3i thi\u1ec7n t\u00f4ng m\u00e0u da (\u0111\u1ed1i v\u1edbi t\u00ecnh tr\u1ea1ng t\u0103ng s\u1eafc t\u1ed1 nh\u01b0 n\u00e1m da ho\u1eb7c PIH) sau kho\u1ea3ng 8 tu\u1ea7n n\u1ebfu s\u1eed d\u1ee5ng \u0111\u1ec1u \u0111\u1eb7n.   <\/p>\n<\/blockquote>\n<h2 data-start=\"1531\" data-end=\"1586\">Niacinamide l\u00e0 g\u00ec v\u00e0 t\u1ea1i sao n\u00ean d\u00f9ng n\u00f3 trong s\u1eefa d\u01b0\u1ee1ng th\u1ec3?<\/h2>\n<p data-start=\"1588\" data-end=\"1941\"><strong data-start=\"1588\" data-end=\"1603\">Niacinamide<\/strong> l\u00e0 d\u1ea1ng amide c\u1ee7a vitamin B3. Trong ch\u0103m s\u00f3c da, n\u00f3 \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 cao nh\u1edd kh\u1ea3 n\u0103ng <strong data-start=\"1670\" data-end=\"1692\">h\u1ed7 tr\u1ee3 h\u00e0ng r\u00e0o b\u1ea3o v\u1ec7 da<\/strong> , <strong data-start=\"1694\" data-end=\"1709\">l\u00e0m s\u00e1ng da<\/strong> , <strong data-start=\"1711\" data-end=\"1723\">l\u00e0m d\u1ecbu da<\/strong> v\u00e0 <strong data-start=\"1729\" data-end=\"1747\">\u0111i\u1ec1u ti\u1ebft d\u1ea7u<\/strong> . Kh\u00f4ng gi\u1ed1ng nh\u01b0 <strong data-start=\"1777\" data-end=\"1795\">axit nicotinic<\/strong> (niacin), niacinamide <strong data-start=\"1818\" data-end=\"1844\">kh\u00f4ng g\u00e2y \u0111\u1ecf b\u1eebng m\u1eb7t<\/strong> v\u00e0 th\u01b0\u1eddng \u0111\u01b0\u1ee3c dung n\u1ea1p t\u1ed1t \u1edf n\u1ed3ng \u0111\u1ed9 th\u00f4ng th\u01b0\u1eddng khi d\u00f9ng ngo\u00e0i da.    <\/p>\n<p data-start=\"1943\" data-end=\"2216\">Khi s\u1eed d\u1ee5ng cho c\u01a1 th\u1ec3, b\u1ea1n s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c t\u1ea5t c\u1ea3 c\u00e1c l\u1ee3i \u00edch th\u01b0\u1eddng th\u1ea5y c\u1ee7a da m\u1eb7t <strong data-start=\"1992\" data-end=\"2050\">\u2013 h\u00e0ng r\u00e0o b\u1ea3o v\u1ec7 m\u1ea1nh h\u01a1n, k\u1ebft c\u1ea5u m\u1ecbn m\u00e0ng h\u01a1n v\u00e0 t\u00f4ng m\u00e0u \u0111\u1ec1u h\u01a1n<\/strong> \u2013 c\u1ed9ng th\u00eam t\u00ednh ti\u1ec7n d\u1ee5ng: d\u1ec5 d\u00e0ng thoa nh\u01b0 m\u1ed9t lo\u1ea1i kem d\u01b0\u1ee1ng da to\u00e0n th\u00e2n v\u00e0 b\u1ea1n c\u00f3 th\u1ec3 tho\u1ea3i m\u00e1i s\u1eed d\u1ee5ng <strong data-start=\"2140\" data-end=\"2160\">n\u1ed3ng \u0111\u1ed9 cao h\u01a1n<\/strong> so v\u1edbi khi d\u00f9ng cho da m\u1eb7t n\u1ebfu da b\u1ea1n c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c.<\/p>\n<p data-start=\"2218\" data-end=\"2264\">V\u1ec1 m\u1eb7t khoa h\u1ecdc, niacinamide \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng minh l\u00e0 c\u00f3 t\u00e1c d\u1ee5ng:<\/p>\n<ul data-start=\"2265\" data-end=\"2810\">\n<li data-start=\"2265\" data-end=\"2408\">\n<p data-start=\"2267\" data-end=\"2408\"><strong data-start=\"2267\" data-end=\"2295\">H\u1ed7 tr\u1ee3 h\u00e0ng r\u00e0o b\u1ea3o v\u1ec7 da<\/strong> (t\u1ee9c l\u00e0: l\u1edbp m\u00e0ng t\u1ebf b\u00e0o s\u1eebng \u0111\u00e0n h\u1ed3i h\u01a1n, gi\u1eef \u1ea9m t\u1ed1t h\u01a1n).  <\/p>\n<\/li>\n<li data-start=\"2409\" data-end=\"2645\">\n<p data-start=\"2411\" data-end=\"2645\"><strong data-start=\"2411\" data-end=\"2428\">L\u00e0m \u0111\u1ec1u m\u00e0u da<\/strong> v\u00e0 <strong data-start=\"2433\" data-end=\"2461\">gi\u1ea3m t\u00ecnh tr\u1ea1ng t\u0103ng s\u1eafc t\u1ed1<\/strong> ; trong m\u1ed9t th\u1eed nghi\u1ec7m \u0111i\u1ec1u tr\u1ecb n\u00e1m da m\u1eb7t, <strong data-start=\"2496\" data-end=\"2514\">niacinamide 4%<\/strong> c\u00f3 t\u00e1c d\u1ee5ng l\u00e0m s\u00e1ng da hi\u1ec7u qu\u1ea3 nh\u01b0 <strong data-start=\"2544\" data-end=\"2563\">hydroquinone 4%<\/strong> trong t\u00e1m tu\u1ea7n m\u00e0 \u00edt t\u00e1c d\u1ee5ng ph\u1ee5 h\u01a1n.  <\/p>\n<\/li>\n<li data-start=\"2646\" data-end=\"2810\">\n<p data-start=\"2648\" data-end=\"2810\"><strong data-start=\"2648\" data-end=\"2671\">Gi\u00fap \u0111i\u1ec1u h\u00f2a b\u00e3 nh\u1eddn<\/strong> v\u00e0 c\u00f3 t\u00e1c d\u1ee5ng ch\u1ed1ng vi\u00eam, c\u00f3 li\u00ean quan \u0111\u1ebfn c\u00e1c v\u00f9ng <strong data-start=\"2732\" data-end=\"2746\">d\u1ec5 b\u1ecb m\u1ee5n tr\u1ee9ng c\u00e1<\/strong> (v\u00ed d\u1ee5: l\u01b0ng\/ng\u1ef1c).<\/p>\n<\/li>\n<\/ul>\n<blockquote data-start=\"2812\" data-end=\"2982\">\n<p data-start=\"2814\" data-end=\"2982\">\u0110\u1ec3 t\u00ecm hi\u1ec3u s\u00e2u h\u01a1n v\u1ec1 c\u01a1 ch\u1ebf v\u00e0 b\u1eb1ng ch\u1ee9ng l\u00e2m s\u00e0ng, h\u00e3y xem c\u00e1c b\u00e0i \u0111\u00e1nh gi\u00e1 m\u1edf n\u00e0y t\u00f3m t\u1eaft c\u00e1c l\u1ee3i \u00edch v\u1ec1 r\u00e0o c\u1ea3n, s\u1eafc t\u1ed1 v\u00e0 d\u1ea7u.  <\/p>\n<\/blockquote>\n<h2 data-start=\"2989\" data-end=\"3044\">L\u1ee3i \u00edch c\u1ee7a s\u1eefa d\u01b0\u1ee1ng th\u1ec3 Niacinamide (Theo chuy\u00ean m\u1ee5c)<\/h2>\n<h3 data-start=\"3046\" data-end=\"3100\">1) Kh\u00f4, ng\u1ee9a v\u00e0 h\u00e0ng r\u00e0o b\u1ea3o v\u1ec7 da b\u1ecb t\u1ed5n th\u01b0\u01a1ng<\/h3>\n<p data-start=\"3101\" data-end=\"3531\">S\u1eed d\u1ee5ng th\u01b0\u1eddng xuy\u00ean kem d\u01b0\u1ee1ng \u1ea9m c\u00f3 ch\u1ee9a niacinamide <strong data-start=\"3153\" data-end=\"3182\">gi\u00fap c\u1ea3i thi\u1ec7n ch\u1ee9c n\u0103ng h\u00e0ng r\u00e0o b\u1ea3o v\u1ec7 da<\/strong> , t\u1eeb \u0111\u00f3 gi\u00fap da ng\u1eadm n\u01b0\u1edbc t\u1ed1t h\u01a1n, gi\u1ea3m m\u1ea5t n\u01b0\u1edbc qua bi\u1ec3u b\u00ec v\u00e0 \u0111\u00e0n h\u1ed3i h\u01a1n. M\u1ed9t nghi\u00ean c\u1ee9u c\u00f3 \u0111\u1ed1i ch\u1ee9ng gi\u1ea3 d\u01b0\u1ee3c k\u00e9o d\u00e0i <strong data-start=\"3283\" data-end=\"3293\">4 tu\u1ea7n<\/strong> cho th\u1ea5y <strong data-start=\"3330\" data-end=\"3348\">n\u1ed3ng \u0111\u1ed9 niacinamide 3%<\/strong> c\u1ea3i thi\u1ec7n c\u00e1c d\u1ea5u hi\u1ec7u c\u1ea5u tr\u00fac c\u1ee7a h\u00e0ng r\u00e0o b\u1ea3o v\u1ec7 da. \u0110i\u1ec1u n\u00e0y c\u1ee7ng c\u1ed1 nh\u1eefng g\u00ec nhi\u1ec1u ng\u01b0\u1eddi trong ch\u00fang ta th\u01b0\u1eddng c\u1ea3m nh\u1eadn: da tr\u1edf n\u00ean m\u1ec1m m\u1ea1i h\u01a1n v\u00e0 \u00edt ph\u1ea3n \u1ee9ng h\u01a1n.    <\/p>\n<h3 data-start=\"3533\" data-end=\"3604\">2) Da kh\u00f4ng \u0111\u1ec1u m\u00e0u v\u00e0 \u0111\u1ed1m \u0111en (bao g\u1ed3m PIH c\u01a1 th\u1ec3 v\u00e0 n\u00e1m da)<\/h3>\n<p data-start=\"3605\" data-end=\"4044\">Niacinamide c\u00f3 th\u1ec3 <strong data-start=\"3621\" data-end=\"3661\">l\u00e0m gi\u1ea3m t\u00ecnh tr\u1ea1ng t\u0103ng s\u1eafc t\u1ed1<\/strong> , c\u00f3 th\u1ec3 th\u00f4ng qua vi\u1ec7c can thi\u1ec7p v\u00e0o qu\u00e1 tr\u00ecnh v\u1eadn chuy\u1ec3n melanosome t\u1eeb t\u1ebf b\u00e0o h\u1eafc t\u1ed1 sang t\u1ebf b\u00e0o s\u1eebng. Trong m\u1ed9t th\u1eed nghi\u1ec7m l\u00e2m s\u00e0ng k\u00e9o d\u00e0i <strong data-start=\"3753\" data-end=\"3763\">8 tu\u1ea7n<\/strong> tr\u00ean da m\u1eb7t, <strong data-start=\"3791\" data-end=\"3809\">niacinamide 4%<\/strong> \u0111\u00e3 c\u1ea3i thi\u1ec7n m\u1ee9c \u0111\u1ed9 nghi\u00eam tr\u1ecdng c\u1ee7a n\u00e1m da t\u01b0\u01a1ng t\u1ef1 nh\u01b0 <strong data-start=\"3849\" data-end=\"3868\">hydroquinone 4%<\/strong> (v\u1edbi \u00edt b\u00e1o c\u00e1o v\u1ec1 k\u00edch \u1ee9ng h\u01a1n). Tr\u00ean c\u01a1 th\u1ec3 \u2013 n\u01a1i th\u01b0\u1eddng g\u1eb7p t\u00ecnh tr\u1ea1ng t\u0103ng s\u1eafc t\u1ed1 sau ti\u00eam (PIH) do ma s\u00e1t, c\u00f4n tr\u00f9ng c\u1eafn ho\u1eb7c m\u1ee5n tr\u1ee9ng c\u00e1 \u2013 ph\u01b0\u01a1ng ph\u00e1p nh\u1eb9 nh\u00e0ng n\u00e0y r\u1ea5t hi\u1ec7u qu\u1ea3.    <\/p>\n<h3 data-start=\"4046\" data-end=\"4107\">3) \u0110\u1ecf v\u00e0 nh\u1ea1y c\u1ea3m (bao g\u1ed3m c\u1ea3 da d\u1ec5 b\u1ecb b\u1ec7nh tr\u1ee9ng c\u00e1 \u0111\u1ecf)<\/h3>\n<p data-start=\"4108\" data-end=\"4454\">C\u00e1c lo\u1ea1i kem d\u01b0\u1ee1ng \u1ea9m c\u00f3 ch\u1ee9a niacinamide \u0111\u00e3 cho th\u1ea5y <strong data-start=\"4155\" data-end=\"4191\">s\u1ef1 c\u1ea3i thi\u1ec7n v\u1ec1 h\u00e0ng r\u00e0o b\u1ea3o v\u1ec7 da v\u00e0 t\u00ecnh tr\u1ea1ng m\u1ea9n \u0111\u1ecf<\/strong> , \u0111\u1ed3ng th\u1eddi gi\u1ea3m ph\u1ea3n \u1ee9ng \u1edf nh\u1eefng ng\u01b0\u1eddi c\u00f3 l\u00e0n da d\u1ec5 b\u1ecb b\u1ec7nh rosacea, c\u00f3 th\u1ec3 l\u00e0 do t\u00e1c d\u1ee5ng ch\u1ed1ng vi\u00eam v\u00e0 h\u1ed7 tr\u1ee3 h\u00e0ng r\u00e0o b\u1ea3o v\u1ec7 da. M\u1eb7c d\u00f9 vi\u1ec7c \u0111i\u1ec1u tr\u1ecb b\u1ec7nh rosacea \u0111\u01b0\u1ee3c c\u00e1 nh\u00e2n h\u00f3a, niacinamide l\u00e0 m\u1ed9t th\u00e0nh ph\u1ea7n h\u1ed7 tr\u1ee3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb.   <\/p>\n<h3 data-start=\"4456\" data-end=\"4498\">4) Da d\u1ea7u v\u00e0 m\u1ee5n c\u01a1 th\u1ec3 (L\u01b0ng\/Ng\u1ef1c)<\/h3>\n<p data-start=\"4499\" data-end=\"4882\">Trong l\u00e2m s\u00e0ng, c\u00e1c ch\u1ebf ph\u1ea9m <strong data-start=\"4534\" data-end=\"4554\">ch\u1ee9a 2\u20135% niacinamide<\/strong> c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m ti\u1ebft b\u00e3 nh\u1eddn\u2014h\u1eefu \u00edch cho c\u00e1c v\u00f9ng da d\u1ea7u nh\u01b0 l\u01b0ng tr\u00ean ho\u1eb7c ng\u1ef1c\u2014v\u00e0 c\u00f3 th\u1ec3 b\u1ed5 sung cho quy tr\u00ecnh tr\u1ecb m\u1ee5n m\u00e0 kh\u00f4ng g\u00e2y k\u00edch \u1ee9ng nh\u01b0 c\u00e1c ho\u1ea1t ch\u1ea5t m\u1ea1nh h\u01a1n. N\u1ebfu b\u1ea1n d\u1ec5 b\u1ecb m\u1ee5n, vi\u1ec7c thoa kem d\u01b0\u1ee1ng th\u1ec3 niacinamide l\u00ean da k\u1ebft h\u1ee3p v\u1edbi <strong data-start=\"4768\" data-end=\"4793\">s\u1eefa r\u1eeda m\u1eb7t benzoyl peroxide<\/strong> ho\u1eb7c s\u1ea3n ph\u1ea9m \u0111i\u1ec1u tr\u1ecb <strong data-start=\"4797\" data-end=\"4815\">axit salicylic<\/strong> th\u01b0\u1eddng l\u00e0 l\u1ef1a ch\u1ecdn h\u1ee3p l\u00fd. <\/p>\n<h2 data-start=\"4889\" data-end=\"4931\">Ai n\u00ean s\u1eed d\u1ee5ng s\u1eefa d\u01b0\u1ee1ng th\u1ec3 Niacinamide?<\/h2>\n<ul data-start=\"4933\" data-end=\"5445\">\n<li data-start=\"4933\" data-end=\"5020\">\n<p data-start=\"4935\" data-end=\"5020\"><strong data-start=\"4935\" data-end=\"4971\">Da c\u01a1 th\u1ec3 kh\u00f4, ng\u1ee9a ho\u1eb7c \u201cc\u0103ng\u201d<\/strong> c\u1ea7n \u0111\u01b0\u1ee3c c\u1ea5p \u1ea9m v\u00e0 b\u1ea3o v\u1ec7 th\u01b0\u1eddng xuy\u00ean.<\/p>\n<\/li>\n<li data-start=\"5021\" data-end=\"5108\">\n<p data-start=\"5023\" data-end=\"5108\"><strong data-start=\"5023\" data-end=\"5038\">S\u1eafc t\u1ed1 kh\u00f4ng \u0111\u1ec1u<\/strong> \u1edf c\u00e1nh tay, ch\u00e2n, ng\u1ef1c ho\u1eb7c l\u01b0ng (v\u00ed d\u1ee5, v\u1ebft th\u00e2m sau vi\u00eam).<\/p>\n<\/li>\n<li data-start=\"5109\" data-end=\"5214\">\n<p data-start=\"5111\" data-end=\"5214\">Da <strong data-start=\"5111\" data-end=\"5123\">d\u1ec5 b\u1ecb KP<\/strong> ho\u1eb7c da <strong data-start=\"5127\" data-end=\"5148\">\u201cch\u00e2n d\u00e2u t\u00e2y\u201d<\/strong> c\u1ea7n \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 l\u00e0m d\u1ecbu c\u00f9ng v\u1edbi c\u00e1c ch\u1ea5t t\u1ea9y t\u1ebf b\u00e0o ch\u1ebft h\u00f3a h\u1ecdc.<\/p>\n<\/li>\n<li data-start=\"5215\" data-end=\"5307\">\n<p data-start=\"5217\" data-end=\"5307\">C\u00e1c v\u00f9ng <strong data-start=\"5217\" data-end=\"5239\">da tr\u00ean c\u01a1 th\u1ec3 d\u1ec5 b\u1ecb nh\u1eddn ho\u1eb7c m\u1ee5n<\/strong> m\u00e0 b\u1ea1n mu\u1ed1n s\u1eed d\u1ee5ng s\u1ea3n ph\u1ea9m c\u00f3 t\u00e1c d\u1ee5ng l\u00e0m d\u1ecbu, kh\u00f4ng g\u00e2y kh\u00f4 da.<\/p>\n<\/li>\n<li data-start=\"5308\" data-end=\"5445\">\n<p data-start=\"5310\" data-end=\"5445\"><strong data-start=\"5310\" data-end=\"5328\">Da nh\u1ea1y c\u1ea3m<\/strong> kh\u00f4ng th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c c\u00e1c ho\u1ea1t ch\u1ea5t m\u1ea1nh h\u01a1n h\u1eb1ng ng\u00e0y; niacinamide th\u01b0\u1eddng d\u1ecbu nh\u1eb9.  <\/p>\n<\/li>\n<\/ul>\n<h2 data-start=\"5452\" data-end=\"5494\">C\u00e1ch ch\u1ecdn s\u1eefa d\u01b0\u1ee1ng th\u1ec3 Niacinamide<\/h2>\n<h3 data-start=\"5496\" data-end=\"5528\">Ki\u1ec3m tra % (Khi \u0111\u01b0\u1ee3c ti\u1ebft l\u1ed9)<\/h3>\n<ul data-start=\"5529\" data-end=\"5889\">\n<li data-start=\"5529\" data-end=\"5598\">\n<p data-start=\"5531\" data-end=\"5598\"><strong data-start=\"5531\" data-end=\"5539\">2\u20135%<\/strong> l\u00e0 m\u1ee9c l\u00fd t\u01b0\u1edfng \u0111\u1ec3 h\u1ed7 tr\u1ee3 c\u1ea3i thi\u1ec7n h\u00e0ng r\u00e0o b\u1ea3o v\u1ec7 v\u00e0 t\u00f4ng m\u00e0u da h\u00e0ng ng\u00e0y.<\/p>\n<\/li>\n<li data-start=\"5599\" data-end=\"5889\">\n<p data-start=\"5601\" data-end=\"5889\">N\u1ed3ng \u0111\u1ed9 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c c\u00f4ng th\u1ee9c d\u01b0\u1ee1ng th\u1ec3 <strong data-start=\"5601\" data-end=\"5615\">l\u00ean \u0111\u1ebfn ~10%<\/strong> ; nhi\u1ec1u ng\u01b0\u1eddi dung n\u1ea1p t\u1ed1t tr\u00ean c\u01a1 th\u1ec3, nh\u01b0ng n\u1ebfu b\u1ea1n nh\u1ea1y c\u1ea3m, h\u00e3y b\u1eaft \u0111\u1ea7u v\u1edbi li\u1ec1u l\u01b0\u1ee3ng th\u1ea5p h\u01a1n v\u00e0 t\u0103ng d\u1ea7n. T\u00e0i li\u1ec7u an to\u00e0n m\u1ef9 ph\u1ea9m khuy\u1ebfn c\u00e1o niacinamide d\u00f9ng ngo\u00e0i da \u1edf li\u1ec1u l\u01b0\u1ee3ng th\u00f4ng th\u01b0\u1eddng v\u1edbi kh\u1ea3 n\u0103ng dung n\u1ea1p t\u1ed1t. <\/p>\n<\/li>\n<\/ul>\n<blockquote data-start=\"5891\" data-end=\"6014\">\n<p data-start=\"5893\" data-end=\"6014\">M\u1eb9o chuy\u00ean nghi\u1ec7p: N\u1ebfu kh\u00f4ng li\u1ec7t k\u00ea %, h\u00e3y d\u1ef1a v\u00e0o <strong data-start=\"5933\" data-end=\"5955\">t\u00ednh minh b\u1ea1ch c\u1ee7a th\u01b0\u01a1ng hi\u1ec7u<\/strong> , <strong data-start=\"5957\" data-end=\"5968\">c\u00e1c b\u00e0i \u0111\u00e1nh gi\u00e1<\/strong> v\u00e0 <strong data-start=\"5974\" data-end=\"5997\">c\u1ea3m nh\u1eadn c\u1ee7a b\u1ea1n v\u1ec1 l\u00e0n da<\/strong> sau 2\u20133 tu\u1ea7n.<\/p>\n<\/blockquote>\n<h3 data-start=\"6016\" data-end=\"6044\">Xem C\u00f4ng th\u1ee9c \u0111\u1ea7y \u0111\u1ee7<\/h3>\n<ul data-start=\"6045\" data-end=\"6525\">\n<li data-start=\"6045\" data-end=\"6113\">\n<p data-start=\"6047\" data-end=\"6113\"><strong data-start=\"6047\" data-end=\"6074\">Ceramides + niacinamide<\/strong> = s\u1ef1 k\u1ebft h\u1ee3p kinh \u0111i\u1ec3n, c\u1ea3i thi\u1ec7n h\u00e0ng r\u00e0o b\u1ea3o v\u1ec7 da.<\/p>\n<\/li>\n<li data-start=\"6114\" data-end=\"6199\">\n<p data-start=\"6116\" data-end=\"6199\"><strong data-start=\"6116\" data-end=\"6135\">Axit hyaluronic<\/strong> , <strong data-start=\"6137\" data-end=\"6149\">glycerin<\/strong> v\u00e0 <strong data-start=\"6155\" data-end=\"6163\">b\u01a1 h\u1ea1t m\u1ee1<\/strong> b\u1ed5 sung ch\u1ea5t gi\u1eef \u1ea9m\/l\u00e0m m\u1ec1m da.<\/p>\n<\/li>\n<li data-start=\"6200\" data-end=\"6525\">\n<p data-start=\"6202\" data-end=\"6525\">N\u1ebfu b\u1ea1n quan t\u00e2m \u0111\u1ebfn k\u1ebft c\u1ea5u v\u00e0 <strong data-start=\"6217\" data-end=\"6223\">KP<\/strong> , h\u00e3y c\u00e2n nh\u1eafc c\u00f4ng th\u1ee9c <strong data-start=\"6248\" data-end=\"6257\">k\u1ebft h\u1ee3p<\/strong> <strong data-start=\"6271\" data-end=\"6286\">axit lactic<\/strong> ho\u1eb7c <strong data-start=\"6290\" data-end=\"6308\">axit salicylic<\/strong> <em data-start=\"6309\" data-end=\"6315\">v\u1edbi<\/em> niacinamide (xem th\u00eam v\u1ec1 c\u00e1ch k\u1ebft h\u1ee3p b\u00ean d\u01b0\u1edbi). C\u00e1c ngu\u1ed3n t\u00e0i li\u1ec7u l\u00e2m s\u00e0ng v\u00e0 h\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng khuy\u1ebfn ngh\u1ecb axit lactic, glycolic, salicylic v\u00e0 ur\u00ea cho KP; niacinamide b\u1ed5 sung l\u1ee3i \u00edch l\u00e0m d\u1ecbu\/b\u1ea3o v\u1ec7.   <\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"6527\" data-end=\"6550\">Bao b\u00ec &amp; K\u1ebft c\u1ea5u<\/h3>\n<p data-start=\"6551\" data-end=\"6696\">Thi\u1ebft k\u1ebf v\u00f2i b\u01a1m k\u00edn kh\u00ed cho kem d\u01b0\u1ee1ng da d\u00f9ng cho gia \u0111\u00ecnh r\u1ea5t ti\u1ec7n l\u1ee3i v\u00e0 gi\u00fap gi\u1eef ho\u1ea1t ch\u1ea5t \u1ed5n \u0111\u1ecbnh. L\u1edbp n\u1ec1n th\u1ea9m th\u1ea5u nhanh, kh\u00f4ng b\u1ebft d\u00ednh gi\u00fap b\u1ea1n d\u1ec5 d\u00e0ng s\u1eed d\u1ee5ng h\u00e0ng ng\u00e0y. <\/p>\n<h3 data-start=\"6698\" data-end=\"6743\">M\u1ed9t s\u1ed1 v\u00ed d\u1ee5 n\u1ed5i ti\u1ebfng (kh\u00f4ng \u0111\u01b0\u1ee3c t\u00e0i tr\u1ee3)<\/h3>\n<ul data-start=\"6744\" data-end=\"7431\">\n<li data-start=\"6744\" data-end=\"6933\">\n<p data-start=\"6746\" data-end=\"6933\"><strong data-start=\"6746\" data-end=\"6801\">S\u1eefa d\u01b0\u1ee1ng th\u1ec3 v\u00e0 tay Olay Regenerist c\u00f3 ch\u1ee9a Niacinamide<\/strong> (ph\u1ee9c h\u1ee3p B3): s\u1ea3n ph\u1ea9m \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng t\u1ea1i c\u00e1c hi\u1ec7u thu\u1ed1c v\u1edbi l\u1edbp n\u1ec1n m\u1ec1m m\u01b0\u1ee3t\u2014v\u00e0 \u0111\u00fang v\u1eady, s\u1ea3n ph\u1ea9m c\u00f3 ch\u1ee9a niacinamide.<\/p>\n<\/li>\n<li data-start=\"6934\" data-end=\"7114\">\n<p data-start=\"6936\" data-end=\"7114\"><strong data-start=\"6936\" data-end=\"6985\">Serum d\u01b0\u1ee1ng da m\u1eb7t v\u00e0 to\u00e0n th\u00e2n The Ordinary Niacinamide 5%<\/strong> : m\u1ed9t lo\u1ea1i nh\u0169 t\u01b0\u01a1ng nh\u1eb9 c\u00f3 th\u1ec3 d\u00f9ng cho c\u1ea3 m\u1eb7t v\u00e0 to\u00e0n th\u00e2n\u2014th\u00edch h\u1ee3p cho nh\u1eefng v\u00f9ng da \u201cnh\u1eafm m\u1ee5c ti\u00eau\u201d tr\u00ean c\u01a1 th\u1ec3.<\/p>\n<\/li>\n<li data-start=\"7115\" data-end=\"7267\">\n<p data-start=\"7117\" data-end=\"7267\"><strong data-start=\"7117\" data-end=\"7167\">S\u1eefa d\u01b0\u1ee1ng th\u1ec3 Salt &amp; Stone Seaweed &amp; Niacinamide<\/strong> : m\u1ed9t l\u1ef1a ch\u1ecdn sang tr\u1ecdng k\u1ebft h\u1ee3p niacinamide v\u1edbi chi\u1ebft xu\u1ea5t rong bi\u1ec3n.  <\/p>\n<\/li>\n<li data-start=\"7268\" data-end=\"7431\">\n<p data-start=\"7270\" data-end=\"7431\"><strong data-start=\"7270\" data-end=\"7292\">Naturium Body Care<\/strong> : d\u00f2ng s\u1ea3n ph\u1ea9m n\u00e0y th\u01b0\u1eddng c\u00f3 niacinamide tr\u00ean to\u00e0n b\u1ed9 c\u01a1 th\u1ec3; h\u00e3y qu\u00e9t nh\u00e3n \u0111\u1ec3 bi\u1ebft ch\u00ednh x\u00e1c % v\u00e0 th\u00e0nh ph\u1ea7n.  <\/p>\n<\/li>\n<\/ul>\n<blockquote data-start=\"7433\" data-end=\"7722\">\n<p data-start=\"7435\" data-end=\"7722\">C\u00f2n <strong data-start=\"7446\" data-end=\"7456\">CeraVe<\/strong> th\u00ec sao? M\u1ed9t s\u1ed1 c\u00f4ng th\u1ee9c <strong data-start=\"7463\" data-end=\"7471\">d\u01b0\u1ee1ng th\u1ec3<\/strong> (v\u00ed d\u1ee5: <strong data-start=\"7488\" data-end=\"7507\">S\u1eefa d\u01b0\u1ee1ng\/Kem d\u01b0\u1ee1ng SA<\/strong> ) c\u00f3 ch\u1ee9a <strong data-start=\"7514\" data-end=\"7529\">niacinamide<\/strong> ; m\u1ed9t s\u1ed1 kh\u00e1c, nh\u01b0 <strong data-start=\"7561\" data-end=\"7590\">S\u1eefa d\u01b0\u1ee1ng \u1ea9m h\u00e0ng ng\u00e0y (Daily Moisturizing Lotion<\/strong> ), t\u1eadp trung v\u00e0o ceramide v\u00e0 axit hyaluronic. H\u00e3y lu\u00f4n ki\u1ec3m tra danh s\u00e1ch th\u00e0nh ph\u1ea7n hi\u1ec7n t\u1ea1i c\u1ee7a s\u1ea3n ph\u1ea9m.    <\/p>\n<\/blockquote>\n<h2 data-start=\"7729\" data-end=\"7781\">C\u00e1ch s\u1eed d\u1ee5ng s\u1eefa d\u01b0\u1ee1ng th\u1ec3 Niacinamide (t\u1eebng b\u01b0\u1edbc)<\/h2>\n<ol data-start=\"7783\" data-end=\"8467\">\n<li data-start=\"7783\" data-end=\"7843\">\n<p data-start=\"7786\" data-end=\"7843\"><strong data-start=\"7786\" data-end=\"7804\">Sau khi t\u1eafm<\/strong> , v\u1ed7 nh\u1eb9 da cho \u0111\u1ebfn khi \u1ea9m (kh\u00f4ng nh\u1ecf gi\u1ecdt).<\/p>\n<\/li>\n<li data-start=\"7844\" data-end=\"7967\">\n<p data-start=\"7847\" data-end=\"7967\">Thoa <strong data-start=\"7853\" data-end=\"7863\">\u0111\u1ee7<\/strong> kem d\u01b0\u1ee1ng da (t\u01b0\u1edfng t\u01b0\u1ee3ng nh\u01b0 m\u1ed9t v\u0169ng nh\u1ecf tr\u00ean m\u1ed7i chi) \u0111\u1ec3 t\u1ea1o th\u00e0nh m\u1ed9t l\u1edbp m\u00e0ng m\u1ecfng\u2014\u0111i\u1ec1u n\u00e0y quan tr\u1ecdng \u0111\u1ed1i v\u1edbi th\u1eddi gian ti\u1ebfp x\u00fac c\u1ee7a c\u00e1c ho\u1ea1t ch\u1ea5t.<\/p>\n<\/li>\n<li data-start=\"7968\" data-end=\"8195\">\n<p data-start=\"7971\" data-end=\"8195\"><strong data-start=\"7971\" data-end=\"7985\">T\u1ea7n su\u1ea5t:<\/strong> m\u1ed9t l\u1ea7n m\u1ed7i ng\u00e0y l\u00e0 t\u1ed1t nh\u1ea5t \u0111\u1ec3 b\u1eaft \u0111\u1ea7u; h\u1ea7u h\u1ebft m\u1ecdi ng\u01b0\u1eddi c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng <strong data-start=\"8029\" data-end=\"8044\">hai l\u1ea7n m\u1ed7i ng\u00e0y<\/strong> cho v\u00f9ng da kh\u00f4. C\u1ea3i thi\u1ec7n h\u00e0ng r\u00e0o b\u1ea3o v\u1ec7 da th\u01b0\u1eddng th\u1ea5y r\u00f5 trong v\u00f2ng <strong data-start=\"8100\" data-end=\"8111\">4 tu\u1ea7n<\/strong> ; c\u1ea3i thi\u1ec7n t\u00f4ng m\u00e0u da c\u00f3 th\u1ec3 m\u1ea5t <strong data-start=\"8140\" data-end=\"8152\">h\u01a1n 8 tu\u1ea7n<\/strong> .   <\/p>\n<\/li>\n<li data-start=\"8196\" data-end=\"8320\">\n<p data-start=\"8199\" data-end=\"8320\"><strong data-start=\"8199\" data-end=\"8231\">Thoa kem ch\u1ed1ng n\u1eafng SPF l\u00ean v\u00f9ng da ti\u1ebfp x\u00fac v\u1edbi \u00e1nh n\u1eafng v\u00e0o ban ng\u00e0y.<\/strong>  Niacinamide k\u1ebft h\u1ee3p t\u1ed1t v\u1edbi kem ch\u1ed1ng n\u1eafng; vi\u1ec7c s\u1eed d\u1ee5ng kem ch\u1ed1ng n\u1eafng l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft n\u1ebfu mu\u1ed1n c\u00f3 l\u00e0n da \u0111\u1ec1u m\u00e0u.<\/p>\n<\/li>\n<li data-start=\"8321\" data-end=\"8467\">\n<p data-start=\"8324\" data-end=\"8467\"><strong data-start=\"8324\" data-end=\"8338\">Ki\u1ec3m tra<\/strong> n\u1ebfu b\u1ea1n b\u1ecb ph\u1ea3n \u1ee9ng: b\u00f4i v\u00e0o m\u1eb7t trong c\u1eb3ng tay trong 24 gi\u1edd tr\u01b0\u1edbc khi b\u00f4i kh\u1eafp n\u01a1i. (Th\u1ef1c h\u00e0nh t\u1ed1t nh\u1ea5t chung cho b\u1ea5t k\u1ef3 ho\u1ea1t ch\u1ea5t m\u1edbi n\u00e0o.) <\/p>\n<\/li>\n<\/ol>\n<h2 data-start=\"8474\" data-end=\"8509\">Gh\u00e9p n\u1ed1i th\u00f4ng minh (v\u00e0 m\u1ed9t l\u01b0u \u00fd)<\/h2>\n<h3 data-start=\"8511\" data-end=\"8530\">K\u1ebft h\u1ee3p t\u1ed1t v\u1edbi:<\/h3>\n<ul data-start=\"8531\" data-end=\"9257\">\n<li data-start=\"8531\" data-end=\"8637\">\n<p data-start=\"8533\" data-end=\"8637\"><strong data-start=\"8533\" data-end=\"8573\">Ceramides, glycerin, axit hyaluronic<\/strong> \u2192 hi\u1ec7u qu\u1ea3 d\u01b0\u1ee1ng \u1ea9m v\u00e0 t\u1ea1o h\u00e0ng r\u00e0o b\u1ea3o v\u1ec7 da. (Tuy\u1ec7t v\u1eddi cho vi\u1ec7c ch\u0103m s\u00f3c c\u01a1 th\u1ec3 h\u00e0ng ng\u00e0y.) <\/p>\n<\/li>\n<li data-start=\"8638\" data-end=\"8885\">\n<p data-start=\"8640\" data-end=\"8885\"><strong data-start=\"8640\" data-end=\"8653\">Vitamin C<\/strong> \u2192 t\u01b0\u01a1ng th\u00edch v\u1edbi c\u00e1c c\u00f4ng th\u1ee9c hi\u1ec7n \u0111\u1ea1i; quan ni\u1ec7m c\u0169 \u201cch\u00fang tri\u1ec7t ti\u00eau l\u1eabn nhau\" xu\u1ea5t ph\u00e1t t\u1eeb \u0111i\u1ec1u ki\u1ec7n (pH r\u1ea5t th\u1ea5p + nhi\u1ec7t \u0111\u1ed9 cao) kh\u00f4ng li\u00ean quan \u0111\u1ebfn vi\u1ec7c s\u1eed d\u1ee5ng th\u00f4ng th\u01b0\u1eddng. N\u1ebfu b\u1ea1n th\u00edch thoa nhi\u1ec1u l\u1edbp, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u1ea3 hai.   <\/p>\n<\/li>\n<li data-start=\"8886\" data-end=\"9126\">\n<p data-start=\"8888\" data-end=\"9126\"><strong data-start=\"8888\" data-end=\"8922\">Axit Lactic\/Glycolic\/Salicylic<\/strong> \u2192 s\u1ef1 k\u1ebft h\u1ee3p ho\u00e0n h\u1ea3o cho <strong data-start=\"8944\" data-end=\"8950\">da d\u1ea7u<\/strong> ho\u1eb7c da h\u1ed7n h\u1ee3p thi\u00ean kh\u00f4; h\u00e3y c\u00e2n nh\u1eafc vi\u1ec7c thay \u0111\u1ed5i \u0111\u00eam ho\u1eb7c s\u1eed d\u1ee5ng nhi\u1ec1u l\u1edbp d\u01b0\u1ee1ng \u1ea9m n\u1ebfu da b\u1ea1n kh\u00f4. C\u00f3 b\u1eb1ng ch\u1ee9ng cho th\u1ea5y AHA\/ur\u00ea\/BHA c\u00f3 t\u00e1c d\u1ee5ng l\u00e0m m\u1ecbn da d\u1ea7u. <\/p>\n<\/li>\n<li data-start=\"9127\" data-end=\"9257\">\n<p data-start=\"9129\" data-end=\"9257\"><strong data-start=\"9129\" data-end=\"9142\">Retinoid<\/strong> (v\u00ed d\u1ee5: adapalene, kem d\u01b0\u1ee1ng th\u1ec3 retinol) \u2192 niacinamide c\u00f3 th\u1ec3 gi\u00fap qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng retinoid tr\u1edf n\u00ean nh\u1eb9 nh\u00e0ng h\u01a1n; h\u00e3y s\u1eed d\u1ee5ng t\u1eeb t\u1eeb.<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"9259\" data-end=\"9280\">Th\u1eadn tr\u1ecdng khi s\u1eed d\u1ee5ng:<\/h3>\n<ul data-start=\"9281\" data-end=\"9587\">\n<li data-start=\"9281\" data-end=\"9587\">\n<p data-start=\"9283\" data-end=\"9587\"><strong data-start=\"9283\" data-end=\"9321\">T\u1ef1 pha tr\u1ed9n v\u1edbi axit c\u00f3 \u0111\u1ed9 pH r\u1ea5t th\u1ea5p:<\/strong> \u1ede <strong data-start=\"9325\" data-end=\"9334\">pH \u22645<\/strong> , niacinamide c\u00f3 th\u1ec3 th\u1ee7y ph\u00e2n th\u00e0nh <strong data-start=\"9365\" data-end=\"9383\">axit nicotinic<\/strong> theo th\u1eddi gian (\u0111\u1eb7c bi\u1ec7t l\u00e0 khi ti\u1ebfp x\u00fac v\u1edbi nhi\u1ec7t), \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 l\u00e0m t\u0103ng t\u00ecnh tr\u1ea1ng \u0111\u1ecf b\u1eebng\/k\u00edch \u1ee9ng. C\u00e1c s\u1ea3n ph\u1ea9m ho\u00e0n thi\u1ec7n \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ebf \u0111\u1ec3 tr\u00e1nh \u0111i\u1ec1u n\u00e0y; r\u1ee7i ro th\u01b0\u1eddng n\u1eb1m \u1edf vi\u1ec7c <strong data-start=\"9536\" data-end=\"9546\">pha tr\u1ed9n<\/strong> t\u00f9y ti\u1ec7n.   <\/p>\n<\/li>\n<\/ul>\n<h2 data-start=\"9594\" data-end=\"9654\">B\u1ea1n c\u00f3 th\u1ec3 tr\u1ed9n <strong data-start=\"9609\" data-end=\"9631\">b\u1ed9t Niacinamide<\/strong> v\u00e0o s\u1eefa d\u01b0\u1ee1ng th\u1ec3 kh\u00f4ng?<\/h2>\n<p data-start=\"9656\" data-end=\"10082\"><strong data-start=\"9656\" data-end=\"9674\">C\u00f3 ch\u1ee9 \u2013 nh\u01b0ng h\u00e3y c\u1ea9n th\u1eadn.<\/strong> N\u1ebfu b\u1ea1n \u0111ang s\u1eed d\u1ee5ng s\u1ea3n ph\u1ea9m nh\u01b0 <strong data-start=\"9706\" data-end=\"9746\">The Ordinary 100% Niacinamide Powder<\/strong> , h\u00e3y l\u00e0m theo h\u01b0\u1edbng d\u1eabn c\u1ee7a nh\u00e3n hi\u1ec7u: h\u00f2a tan <strong data-start=\"9788\" data-end=\"9799\">\u00bc mu\u1ed7ng<\/strong> v\u00e0o s\u1ea3n ph\u1ea9m <strong data-start=\"9807\" data-end=\"9822\">g\u1ed1c n\u01b0\u1edbc<\/strong> c\u00f3 <strong data-start=\"9837\" data-end=\"9854\">\u0111\u1ed9 pH t\u1eeb 5,1\u20137,0<\/strong> (tr\u00e1nh axit c\u00f3 \u0111\u1ed9 pH th\u1ea5p v\u00e0 d\u1ea7u nguy\u00ean ch\u1ea5t), v\u00e0 tr\u1ed9n \u0111\u1ec1u m\u1ed7i l\u1ea7n s\u1eed d\u1ee5ng (kh\u00f4ng pha s\u1eb5n v\u1edbi h\u1ed9p l\u1edbn). \u0110i\u1ec1u n\u00e0y gi\u00fap b\u1ea1n t\u00f9y ch\u1ec9nh n\u1ed3ng \u0111\u1ed9 m\u1ed9t c\u00e1ch an to\u00e0n. \u0110\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c n\u1ed3ng \u0111\u1ed9 5% trong <strong data-start=\"9996\" data-end=\"10005\">100 g<\/strong> s\u1eefa d\u01b0\u1ee1ng, b\u1ea1n s\u1ebd c\u1ea7n th\u00eam <strong data-start=\"10024\" data-end=\"10031\">5 g<\/strong> b\u1ed9t.    <\/p>\n<blockquote data-start=\"10084\" data-end=\"10282\">\n<p data-start=\"10086\" data-end=\"10282\">Nhi\u1ec1u ng\u01b0\u1eddi th\u1ea5y d\u1ec5 d\u00e0ng h\u01a1n (v\u00e0 nh\u1eb9 nh\u00e0ng h\u01a1n) khi <strong data-start=\"10123\" data-end=\"10157\">b\u1eaft \u0111\u1ea7u v\u1edbi m\u1ed9t lo\u1ea1i kem d\u01b0\u1ee1ng da l\u00e0m s\u1eb5n<\/strong> c\u00f3 niacinamide n\u1eb1m trong s\u1ed1 \u00edt th\u00e0nh ph\u1ea7n \u0111\u1ea7u ti\u00ean. N\u1ebfu b\u1ea1n t\u1ef1 l\u00e0m, h\u00e3y c\u00e2n theo tr\u1ecdng l\u01b0\u1ee3ng, gi\u1eef cho kem s\u1ea1ch s\u1ebd v\u00e0 th\u1eed nghi\u1ec7m tr\u00ean m\u1ed9t v\u00f9ng da nh\u1ecf. <\/p>\n<\/blockquote>\n<h2 data-start=\"10289\" data-end=\"10355\">S\u1eefa d\u01b0\u1ee1ng th\u1ec3 Niacinamide so v\u1edbi s\u1eefa d\u01b0\u1ee1ng th\u1ec3 Axit Lactic<\/h2>\n<p data-start=\"10357\" data-end=\"10396\">Ch\u00fang b\u1ed5 sung cho nhau ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 \u0111\u1ed1i th\u1ee7 c\u1ea1nh tranh:<\/p>\n<ul data-start=\"10398\" data-end=\"10883\">\n<li data-start=\"10398\" data-end=\"10594\">\n<p data-start=\"10400\" data-end=\"10594\"><strong data-start=\"10400\" data-end=\"10427\">S\u1eefa d\u01b0\u1ee1ng th\u1ec3 Niacinamide<\/strong> \u2192 t\u0103ng c\u01b0\u1eddng h\u00e0ng r\u00e0o b\u1ea3o v\u1ec7 da, l\u00e0m d\u1ecbu m\u1ea9n \u0111\u1ecf, l\u00e0m \u0111\u1ec1u m\u00e0u da. D\u1ecbu nh\u1eb9 khi s\u1eed d\u1ee5ng th\u01b0\u1eddng xuy\u00ean, ph\u00f9 h\u1ee3p v\u1edbi da nh\u1ea1y c\u1ea3m ho\u1eb7c d\u1ec5 k\u00edch \u1ee9ng.   <\/p>\n<\/li>\n<li data-start=\"10595\" data-end=\"10883\">\n<p data-start=\"10597\" data-end=\"10883\"><strong data-start=\"10597\" data-end=\"10624\">S\u1eefa d\u01b0\u1ee1ng th\u1ec3 axit lactic<\/strong> (ho\u1eb7c <strong data-start=\"10629\" data-end=\"10653\">amoni lactat 12%<\/strong> ) \u2192 <strong data-start=\"10657\" data-end=\"10684\">t\u1ea9y s\u1eebng + d\u01b0\u1ee1ng \u1ea9m<\/strong> , tuy\u1ec7t v\u1eddi cho <strong data-start=\"10700\" data-end=\"10706\">da kh\u00f4<\/strong> , <strong data-start=\"10708\" data-end=\"10731\">da s\u1ea7n s\u00f9i\/m\u1ee5n<\/strong> v\u00e0 <strong data-start=\"10737\" data-end=\"10748\">da kh\u00f4<\/strong> . Nhi\u1ec1u nghi\u00ean c\u1ee9u v\u00e0 ngu\u1ed3n t\u00e0i li\u1ec7u l\u00e2m s\u00e0ng \u1ee7ng h\u1ed9 vi\u1ec7c s\u1eed d\u1ee5ng axit lactic\/amoni lactat\/ur\u00ea \u0111\u1ec3 l\u00e0m m\u1ecbn da c\u01a1 th\u1ec3 th\u00f4 r\u00e1p.   <\/p>\n<\/li>\n<\/ul>\n<p data-start=\"10885\" data-end=\"11022\"><strong data-start=\"10885\" data-end=\"10909\">T\u1ed1t nh\u1ea5t l\u00e0<\/strong> s\u1eed d\u1ee5ng kem d\u01b0\u1ee1ng da <strong data-start=\"10914\" data-end=\"10926\">AHA\/urea<\/strong> v\u00e0i \u0111\u00eam m\u1ed7i tu\u1ea7n \u0111\u1ec3 t\u1ea1o k\u1ebft c\u1ea5u v\u00e0 <strong data-start=\"10974\" data-end=\"11002\">kem d\u01b0\u1ee1ng da niacinamide h\u00e0ng ng\u00e0y<\/strong> \u0111\u1ec3 t\u1ea1o l\u1edbp m\u00e0ng b\u1ea3o v\u1ec7 v\u00e0 s\u0103n ch\u1eafc da.<\/p>\n<h2 data-start=\"11029\" data-end=\"11080\">An to\u00e0n, T\u00e1c d\u1ee5ng ph\u1ee5 v\u00e0 Ai n\u00ean th\u1eadn tr\u1ecdng<\/h2>\n<ul data-start=\"11082\" data-end=\"12392\">\n<li data-start=\"11082\" data-end=\"11423\">\n<p data-start=\"11084\" data-end=\"11423\"><strong data-start=\"11084\" data-end=\"11101\">Kh\u1ea3 n\u0103ng dung n\u1ea1p:<\/strong> \u0110\u00e1nh gi\u00e1 v\u1ec1 \u0111\u1ed9 an to\u00e0n c\u1ee7a m\u1ef9 ph\u1ea9m v\u00e0 s\u1eed d\u1ee5ng l\u00e2m s\u00e0ng \u1ee7ng h\u1ed9 <strong data-start=\"11174\" data-end=\"11190\">kh\u1ea3 n\u0103ng dung n\u1ea1p<\/strong> t\u1ed1t c\u1ee7a niacinamide \u1edf n\u1ed3ng \u0111\u1ed9 b\u00f4i ngo\u00e0i da th\u00f4ng th\u01b0\u1eddng; m\u1ed9t s\u1ed1 ng\u01b0\u1eddi c\u00f3 th\u1ec3 b\u1ecb <strong data-start=\"11248\" data-end=\"11281\">\u0111\u1ecf ho\u1eb7c ng\u1ee9a ran tho\u00e1ng qua<\/strong> , \u0111\u1eb7c bi\u1ec7t l\u00e0 \u1edf n\u1ed3ng \u0111\u1ed9 cao h\u01a1n ho\u1eb7c n\u1ebfu s\u1ea3n ph\u1ea9m c\u00f3 t\u00ednh axit cao (\u00edt g\u1eb7p h\u01a1n trong c\u00e1c lo\u1ea1i kem d\u01b0\u1ee1ng da th\u00e0nh ph\u1ea9m).  <\/p>\n<\/li>\n<li data-start=\"11424\" data-end=\"11712\">\n<p data-start=\"11426\" data-end=\"11712\"><strong data-start=\"11426\" data-end=\"11450\">\u0110\u1ecf b\u1eebng m\u1eb7t so v\u1edbi Niacin:<\/strong> Niacinamide (B3 amide) kh\u00f4ng g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng \u0111\u1ecf b\u1eebng m\u1eb7t \u0111i\u1ec3n h\u00ecnh do niacin; n\u1ebfu b\u1ea1n b\u1ecb \u0111\u1ecf b\u1eebng m\u1eb7t, nguy\u00ean nh\u00e2n th\u01b0\u1eddng l\u00e0 do <strong data-start=\"11558\" data-end=\"11575\">c\u00e1c ho\u1ea1t ch\u1ea5t kh\u00e1c<\/strong> ho\u1eb7c <strong data-start=\"11579\" data-end=\"11601\">v\u1ea5n \u0111\u1ec1 v\u1ec1 c\u00f4ng th\u1ee9c<\/strong> (v\u00ed d\u1ee5: \u0111i\u1ec1u ki\u1ec7n pH chuy\u1ec3n \u0111\u1ed5i m\u1ed9t l\u01b0\u1ee3ng nh\u1ecf th\u00e0nh axit nicotinic).  <\/p>\n<\/li>\n<li data-start=\"11713\" data-end=\"12071\">\n<p data-start=\"11715\" data-end=\"12071\"><strong data-start=\"11715\" data-end=\"11729\">Mang thai:<\/strong> H\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng v\u00e0 c\u00e1c ngu\u1ed3n th\u00f4ng tin v\u1ec1 da li\u1ec5u th\u01b0\u1eddng coi <strong data-start=\"11791\" data-end=\"11814\">niacinamide b\u00f4i ngo\u00e0i da<\/strong> l\u00e0 m\u1ed9t trong nh\u1eefng ho\u1ea1t ch\u1ea5t <strong data-start=\"11826\" data-end=\"11835\">an to\u00e0n h\u01a1n<\/strong> trong thai k\u1ef3 (\u0111\u1eb7c bi\u1ec7t l\u00e0 khi so s\u00e1nh v\u1edbi retinoid). Tuy nhi\u00ean, d\u1eef li\u1ec7u an to\u00e0n tr\u1ef1c ti\u1ebfp cho ph\u1ee5 n\u1eef mang thai \u0111\u1ed1i v\u1edbi nhi\u1ec1u ho\u1ea1t ch\u1ea5t ch\u0103m s\u00f3c da c\u00f2n h\u1ea1n ch\u1ebf; <strong data-start=\"11976\" data-end=\"12004\">h\u00e3y trao \u0111\u1ed5i v\u1edbi b\u00e1c s\u0129 l\u00e2m s\u00e0ng<\/strong> \u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n c\u1ee5 th\u1ec3.   <\/p>\n<\/li>\n<li data-start=\"12072\" data-end=\"12392\">\n<p data-start=\"12074\" data-end=\"12392\"><strong data-start=\"12074\" data-end=\"12093\">\u201cCh\u1ea5p thu\u1eadn\u201d c\u1ee7a FDA:<\/strong> T\u1ea1i Hoa K\u1ef3, <strong data-start=\"12107\" data-end=\"12145\">m\u1ef9 ph\u1ea9m (bao g\u1ed3m c\u1ea3 s\u1eefa d\u01b0\u1ee1ng th\u1ec3)<\/strong> <strong data-start=\"12149\" data-end=\"12156\">kh\u00f4ng<\/strong> \u0111\u01b0\u1ee3c <strong data-start=\"12165\" data-end=\"12192\">FDA ch\u1ea5p thu\u1eadn tr\u01b0\u1edbc khi \u0111\u01b0a ra th\u1ecb tr\u01b0\u1eddng<\/strong> (tr\u1eeb c\u00e1c ch\u1ea5t ph\u1ee5 gia t\u1ea1o m\u00e0u). S\u1ea3n ph\u1ea9m ph\u1ea3i an to\u00e0n v\u00e0 \u0111\u01b0\u1ee3c d\u00e1n nh\u00e3n \u0111\u00fang quy \u0111\u1ecbnh; FDA c\u00f3 th\u1ec3 x\u1eed l\u00fd n\u1ebfu kh\u00f4ng. H\u00e3y th\u1eadn tr\u1ecdng v\u1edbi nh\u1eefng l\u1eddi qu\u1ea3ng c\u00e1o \u201cs\u1eefa d\u01b0\u1ee1ng th\u1ec3 \u0111\u01b0\u1ee3c FDA ch\u1ea5p thu\u1eadn\u201d.    <\/p>\n<\/li>\n<\/ul>\n<h2 data-start=\"12399\" data-end=\"12448\">B\u1ed1i c\u1ea3nh s\u1ea3n ph\u1ea9m th\u1ef1c t\u1ebf v\u00e0 nh\u1eefng g\u00ec m\u1ecdi ng\u01b0\u1eddi n\u00f3i<\/h2>\n<p data-start=\"12450\" data-end=\"12981\">C\u00e1c b\u00e0i t\u1ed5ng h\u1ee3p v\u00e0 danh m\u1ee5c nh\u00e0 b\u00e1n l\u1ebb cho th\u1ea5y danh s\u00e1ch ng\u00e0y c\u00e0ng t\u0103ng <strong data-start=\"12508\" data-end=\"12536\">c\u00e1c lo\u1ea1i s\u1eefa d\u01b0\u1ee1ng th\u1ec3 niacinamide<\/strong> \u1edf nhi\u1ec1u m\u1ee9c gi\u00e1\u2014t\u1eeb hi\u1ec7u thu\u1ed1c \u0111\u1ebfn cao c\u1ea5p. B\u1ea1n s\u1ebd th\u1ea5y c\u00e1c l\u1ef1a ch\u1ecdn \u0111\u01b0\u1ee3c c\u00e1c bi\u00ean t\u1eadp vi\u00ean (Who What Wear, Ipsy) v\u00e0 c\u00e1c nh\u00e0 b\u00e1n l\u1ebb l\u1edbn (Target, Amazon) n\u00eau b\u1eadt. C\u00e1c cu\u1ed9c th\u1ea3o lu\u1eadn c\u1ee7a c\u1ed9ng \u0111\u1ed3ng tr\u00ean Reddit \u0111\u1ec1u c\u00f3 chung m\u1ed9t ch\u1ee7 \u0111\u1ec1: <strong data-start=\"12740\" data-end=\"12772\">m\u1ecdi ng\u01b0\u1eddi th\u00edch \u0111\u1ed9 r\u1ea1ng r\u1ee1\/s\u00e1ng m\u1ecbn<\/strong> v\u00e0 <strong data-start=\"12777\" data-end=\"12809\">c\u1ea3m gi\u00e1c niacinamide d\u1ecbu nh\u1eb9<\/strong> so v\u1edbi c\u00e1c ho\u1ea1t ch\u1ea5t d\u01b0\u1ee1ng th\u1ec3 m\u1ea1nh h\u01a1n; m\u1ed9t s\u1ed1 ng\u01b0\u1eddi th\u00edch k\u1ebft h\u1ee3p (v\u00ed d\u1ee5: t\u1ea3o bi\u1ec3n + niacinamide, ho\u1eb7c niacinamide trong s\u1eefa d\u01b0\u1ee1ng th\u1ec3 KP) \u0111\u1ec3 \u0111a t\u00e1c d\u1ee5ng.    <\/p>\n<blockquote data-start=\"12983\" data-end=\"13357\">\n<p data-start=\"12985\" data-end=\"13357\">M\u1ed9t s\u1ed1 v\u00ed d\u1ee5 b\u1ea1n c\u00f3 th\u1ec3 g\u1eb7p: <strong data-start=\"13015\" data-end=\"13047\">S\u1eefa d\u01b0\u1ee1ng th\u1ec3 Olay Niacinamide<\/strong> , <strong data-start=\"13049\" data-end=\"13099\">S\u1eefa d\u01b0\u1ee1ng th\u1ec3 Salt &amp; Stone Seaweed + Niacinamide<\/strong> , <strong data-start=\"13101\" data-end=\"13142\">S\u1eefa d\u01b0\u1ee1ng th\u1ec3 Minimalist 5% Niacinamide<\/strong> , S\u1eefa <strong data-start=\"13144\" data-end=\"13187\">d\u01b0\u1ee1ng th\u1ec3 The Ordinary Niacinamide 5% Face &amp; Body<\/strong> , <strong data-start=\"13189\" data-end=\"13231\">S\u1eefa d\u01b0\u1ee1ng th\u1ec3 Foundation Skincare Niacinamide<\/strong> , v.v. Lu\u00f4n ki\u1ec3m tra danh s\u00e1ch th\u00e0nh ph\u1ea7n, t\u1ef7 l\u1ec7 ph\u1ea7n tr\u0103m (n\u1ebfu c\u00f3) v\u00e0 ph\u1ea3n \u1ee9ng c\u1ee7a da b\u1ea1n.   <\/p>\n<\/blockquote>\n<h2 data-start=\"13364\" data-end=\"13417\">M\u1ed9t th\u00f3i quen c\u01a1 th\u1ec3 c\u00f3 \u00fd ngh\u0129a (L\u1ecbch tr\u00ecnh m\u1eabu)<\/h2>\n<p data-start=\"13419\" data-end=\"13473\"><strong data-start=\"13419\" data-end=\"13471\">M\u1ee5c ti\u00eau: d\u01b0\u1ee1ng \u1ea9m to\u00e0n di\u1ec7n v\u00e0 s\u00e1ng da \/ da th\u01b0\u1eddng\u2013kh\u00f4<\/strong><\/p>\n<ul data-start=\"13474\" data-end=\"13633\">\n<li data-start=\"13474\" data-end=\"13567\">\n<p data-start=\"13476\" data-end=\"13567\">Bu\u1ed5i s\u00e1ng: T\u1eafm nh\u1eb9 nh\u00e0ng \u2192 <strong data-start=\"13501\" data-end=\"13528\">thoa s\u1eefa d\u01b0\u1ee1ng th\u1ec3 niacinamide<\/strong> l\u00ean da \u1ea9m \u2192 thoa kem ch\u1ed1ng n\u1eafng SPF l\u00ean v\u00f9ng da ti\u1ebfp x\u00fac v\u1edbi \u00e1nh n\u1eafng.<\/p>\n<\/li>\n<li data-start=\"13568\" data-end=\"13633\">\n<p data-start=\"13570\" data-end=\"13633\">Ban \u0111\u00eam: Thoa l\u1ea1i kem d\u01b0\u1ee1ng \u1ea9m ho\u1eb7c thoa m\u1ed9t l\u1edbp d\u1ea7u d\u01b0\u1ee1ng \u0111\u1eadm \u0111\u1eb7c h\u01a1n l\u00ean v\u00f9ng da kh\u00f4.<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"13635\" data-end=\"13661\"><strong data-start=\"13635\" data-end=\"13659\">M\u1ee5c ti\u00eau: KP\/g\u1edd g\u1ed3 gh\u1ec1<\/strong><\/p>\n<ul data-start=\"13662\" data-end=\"13833\">\n<li data-start=\"13662\" data-end=\"13708\">\n<p data-start=\"13664\" data-end=\"13708\">3\u20135 \u0111\u00eam\/tu\u1ea7n: S\u1eefa d\u01b0\u1ee1ng th\u1ec3 <strong data-start=\"13681\" data-end=\"13693\">AHA\/urea<\/strong> .<\/p>\n<\/li>\n<li data-start=\"13709\" data-end=\"13833\">\n<p data-start=\"13711\" data-end=\"13833\">Nh\u1eefng ng\u00e0y kh\u00e1c: <strong data-start=\"13723\" data-end=\"13750\">d\u00f9ng s\u1eefa d\u01b0\u1ee1ng th\u1ec3 niacinamide<\/strong> \u0111\u1ec3 h\u1ed7 tr\u1ee3 h\u00e0ng r\u00e0o b\u1ea3o v\u1ec7 v\u00e0 gi\u1ea3m m\u1ea9n \u0111\u1ecf\/PIH.<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"13835\" data-end=\"13869\"><strong data-start=\"13835\" data-end=\"13867\">M\u1ee5c ti\u00eau: m\u1ee5n c\u01a1 th\u1ec3 (l\u01b0ng\/ng\u1ef1c)<\/strong><\/p>\n<ul data-start=\"13870\" data-end=\"14150\">\n<li data-start=\"13870\" data-end=\"13958\">\n<p data-start=\"13872\" data-end=\"13958\">Khi t\u1eafm: r\u1eeda <strong data-start=\"13883\" data-end=\"13903\">b\u1eb1ng benzoyl peroxide<\/strong> ho\u1eb7c <strong data-start=\"13907\" data-end=\"13925\">axit salicylic<\/strong> (tr\u00e1nh d\u00f9ng kh\u0103n t\u1ed1t nh\u1ea5t).<\/p>\n<\/li>\n<li data-start=\"13959\" data-end=\"14150\">\n<p data-start=\"13961\" data-end=\"14150\">Sau khi t\u1eafm: <strong data-start=\"13974\" data-end=\"14001\">d\u00f9ng s\u1eefa d\u01b0\u1ee1ng th\u1ec3 niacinamide<\/strong> \u0111\u1ec3 l\u00e0m d\u1ecbu, h\u1ed7 tr\u1ee3 h\u00e0ng r\u00e0o b\u1ea3o v\u1ec7 da v\u00e0 gi\u00fap c\u1ea3i thi\u1ec7n t\u00ecnh tr\u1ea1ng da kh\u00f4ng \u0111\u1ec1u m\u00e0u theo th\u1eddi gian. (Thoa t\u1eeb t\u1eeb n\u1ebfu s\u1eed d\u1ee5ng nhi\u1ec1u ho\u1ea1t ch\u1ea5t.) <\/p>\n<\/li>\n<\/ul>\n<h2 data-start=\"14157\" data-end=\"14209\">B\u1ea1n n\u00ean s\u1eed d\u1ee5ng kem d\u01b0\u1ee1ng \u1ea9m Niacinamide th\u01b0\u1eddng xuy\u00ean nh\u01b0 th\u1ebf n\u00e0o?<\/h2>\n<p data-start=\"14211\" data-end=\"14496\">S\u1eed <strong data-start=\"14211\" data-end=\"14220\">d\u1ee5ng h\u00e0ng ng\u00e0y<\/strong> l\u00e0 l\u00fd t\u01b0\u1edfng cho h\u1ea7u h\u1ebft m\u1ecdi ng\u01b0\u1eddi; <strong data-start=\"14240\" data-end=\"14255\">hai l\u1ea7n m\u1ed7i ng\u00e0y<\/strong> tr\u00ean c\u00e1c v\u00f9ng da kh\u00f4 c\u1ee9ng \u0111\u1ea7u ho\u1eb7c n\u1ebfu b\u1ea1n mu\u1ed1n c\u1ea3i thi\u1ec7n t\u00f4ng m\u00e0u da. B\u1ea1n s\u1ebd <strong data-start=\"14316\" data-end=\"14357\">th\u1ea5y s\u1ef1 c\u1ea3i thi\u1ec7n r\u00f5 r\u1ec7t sau kho\u1ea3ng 4 tu\u1ea7n<\/strong> v\u00e0 <strong data-start=\"14362\" data-end=\"14403\">t\u00f4ng m\u00e0u da thay \u0111\u1ed5i \u0111\u00e1ng k\u1ec3 sau 8\u201312 tu\u1ea7n<\/strong> n\u1ebfu s\u1eed d\u1ee5ng \u0111\u1ec1u \u0111\u1eb7n, thoa kem ch\u1ed1ng n\u1eafng m\u1ed7i ng\u00e0y v\u00e0 ki\u00ean tr\u00ec.   <\/p>\n<h2 data-start=\"14503\" data-end=\"14564\">K\u1ebft h\u1ee3p th\u00e0nh ph\u1ea7n: Nh\u1eefng g\u00ec kh\u00f4ng n\u00ean k\u1ebft h\u1ee3p v\u1edbi Niacinamide?<\/h2>\n<p data-start=\"14566\" data-end=\"14914\">Tr\u00e1i ng\u01b0\u1ee3c v\u1edbi nh\u1eefng l\u1eddi \u0111\u1ed3n \u0111\u1ea1i dai d\u1eb3ng, <strong data-start=\"14596\" data-end=\"14609\">vitamin C<\/strong> v\u00e0 niacinamide <strong data-start=\"14626\" data-end=\"14633\">c\u00f3 th\u1ec3<\/strong> \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng c\u00f9ng nhau m\u00e0 kh\u00f4ng l\u00e0m m\u1ea5t t\u00e1c d\u1ee5ng c\u1ee7a nhau trong \u0111i\u1ec1u ki\u1ec7n b\u00ecnh th\u01b0\u1eddng. H\u00e3y c\u1ea9n th\u1eadn khi <strong data-start=\"14725\" data-end=\"14739\">t\u1ef1 pha tr\u1ed9n<\/strong> v\u1edbi <strong data-start=\"14745\" data-end=\"14766\">c\u00e1c lo\u1ea1i axit c\u00f3 \u0111\u1ed9 pH r\u1ea5t th\u1ea5p<\/strong> (toner AHA m\u1ea1nh) ho\u1eb7c <strong data-start=\"14790\" data-end=\"14805\">b\u1ed9t th\u00f4<\/strong> \u2014 th\u00e0nh ph\u1ea9m c\u00f3 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh cao; c\u00f2n h\u00f3a ch\u1ea5t trong nh\u00e0 b\u1ebfp th\u01b0\u1eddng kh\u00f4ng \u1ed5n \u0111\u1ecbnh.   <\/p>\n<h2 data-start=\"14921\" data-end=\"14966\">B\u1ea1n c\u00f3 th\u1ec3 th\u1ef1c s\u1ef1 mong \u0111\u1ee3i k\u1ebft qu\u1ea3 n\u00e0o?<\/h2>\n<ul data-start=\"14968\" data-end=\"15464\">\n<li data-start=\"14968\" data-end=\"15133\">\n<p data-start=\"14970\" data-end=\"15133\"><strong data-start=\"14970\" data-end=\"14997\">Ng\u1eafn h\u1ea1n (2\u20134 tu\u1ea7n):<\/strong> da m\u1ec1m m\u1ea1i h\u01a1n, gi\u1eef \u1ea9m t\u1ed1t h\u01a1n; t\u00ecnh tr\u1ea1ng k\u00edch \u1ee9ng t\u1eeb c\u00e1c th\u00f3i quen kh\u00e1c c\u00f3 th\u1ec3 gi\u1ea3m b\u1edbt.<\/p>\n<\/li>\n<li data-start=\"15134\" data-end=\"15356\">\n<p data-start=\"15136\" data-end=\"15356\"><strong data-start=\"15136\" data-end=\"15165\">Trung h\u1ea1n (8\u201312 tu\u1ea7n):<\/strong> l\u00e0m m\u1edd d\u1ea7n c\u00e1c v\u1ebft th\u00e2m c\u1ee9ng \u0111\u1ea7u v\u00e0 l\u00e0m \u0111\u1ec1u m\u00e0u da \u1edf c\u00e1nh tay, ch\u00e2n, ng\u1ef1c v\u00e0 l\u01b0ng. K\u1ebft qu\u1ea3 kh\u00e1c nhau t\u00f9y thu\u1ed9c v\u00e0o vi\u1ec7c s\u1eed d\u1ee5ng kem ch\u1ed1ng n\u1eafng v\u00e0 nguy\u00ean nh\u00e2n g\u00e2y \u0111\u1ed5i m\u00e0u. <\/p>\n<\/li>\n<li data-start=\"15357\" data-end=\"15464\">\n<p data-start=\"15359\" data-end=\"15464\"><strong data-start=\"15359\" data-end=\"15371\">\u0110ang di\u1ec5n ra:<\/strong> kh\u1ea3 n\u0103ng ph\u1ee5c h\u1ed3i t\u1ed1t h\u01a1n trong m\u00f9a kh\u00f4, t\u1eafm n\u01b0\u1edbc n\u00f3ng v\u00e0 ma s\u00e1t (v\u00ed d\u1ee5: th\u1eaft l\u01b0ng, \u0111\u1ed3 d\u00f9ng th\u1ec3 thao).<\/p>\n<\/li>\n<\/ul>\n<h3>H\u00e3y th\u1eed Xiangxiang Daily ngay!<\/h3>\n<p>Ch\u00fang t\u00f4i gi\u00fap b\u1ea1n ra m\u1eaft s\u1ea3n ph\u1ea9m m\u1edbi v\u00e0 ti\u1ebfp t\u1ee5c ph\u00e1t tri\u1ec3n. H\u00e3y d\u00f9ng th\u1eed ch\u00fang t\u00f4i \u0111\u1ec3 \u0111\u01b0\u1ee3c gi\u1ea3m gi\u00e1 20% cho \u0111\u01a1n h\u00e0ng \u0111\u1ea7u ti\u00ean c\u1ee7a b\u1ea1n! <\/p>\n<p>\t\t\t\t\t<a role=\"button\"><br \/>\n\t\t\t\t\t\t\t\t\tY\u00eau c\u1ea7u b\u00e1o gi\u00e1<br \/>\n\t\t\t\t\t<\/a><\/p>\n<h2 data-start=\"15471\" data-end=\"15505\">C\u00e1c ch\u1ee7 \u0111\u1ec1 \u0111\u1eb7c bi\u1ec7t m\u1ecdi ng\u01b0\u1eddi h\u1ecfi v\u1ec1<\/h2>\n<h3 data-start=\"15507\" data-end=\"15545\">Niacinamide c\u00f3 t\u1ed1t cho b\u1ec7nh Rosacea kh\u00f4ng?<\/h3>\n<p data-start=\"15546\" data-end=\"15833\">L\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a quy tr\u00ecnh ch\u0103m s\u00f3c da nh\u1eb9 nh\u00e0ng, <strong data-start=\"15575\" data-end=\"15582\">\u0111\u00fang v\u1eady<\/strong> \u2014 kem d\u01b0\u1ee1ng \u1ea9m niacinamide \u0111\u00e3 cho th\u1ea5y <strong data-start=\"15619\" data-end=\"15655\">s\u1ef1 c\u1ea3i thi\u1ec7n v\u1ec1 h\u00e0ng r\u00e0o b\u1ea3o v\u1ec7 da v\u00e0 t\u00ecnh tr\u1ea1ng m\u1ea9n \u0111\u1ecf<\/strong> \u1edf l\u00e0n da d\u1ec5 b\u1ecb rosacea. \u0110\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 thu\u1ed1c k\u00ea \u0111\u01a1n, nh\u01b0ng l\u00e0 m\u1ed9t th\u00e0nh ph\u1ea7n h\u1ed7 tr\u1ee3, \u0111\u01b0\u1ee3c nhi\u1ec1u b\u00e1c s\u0129 da li\u1ec5u khuy\u00ean d\u00f9ng.   <\/p>\n<h3 data-start=\"15835\" data-end=\"15878\">Qu\u00e1 nhi\u1ec1u Niacinamide c\u00f3 h\u1ea1i cho da kh\u00f4ng?<\/h3>\n<p data-start=\"15879\" data-end=\"16198\">N\u1ed3ng \u0111\u1ed9 cao h\u01a1n <strong data-start=\"15901\" data-end=\"15908\">c\u00f3 th\u1ec3<\/strong> l\u00e0m t\u0103ng nguy c\u01a1 g\u00e2y ng\u1ee9a ran ho\u1eb7c k\u00edch \u1ee9ng \u1edf m\u1ed9t s\u1ed1 ng\u01b0\u1eddi. Nhi\u1ec1u ng\u01b0\u1eddi th\u1ea5y k\u1ebft qu\u1ea3 t\u1ed1t \u1edf <strong data-start=\"15997\" data-end=\"16005\">n\u1ed3ng \u0111\u1ed9 2\u20135%<\/strong> ; da c\u01a1 th\u1ec3 th\u01b0\u1eddng dung n\u1ea1p \u0111\u01b0\u1ee3c <strong data-start=\"16033\" data-end=\"16047\">\u0111\u1ebfn ~10%<\/strong> trong c\u00e1c lo\u1ea1i kem d\u01b0\u1ee1ng da \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ebf t\u1ed1t. N\u1ebfu b\u1ea1n nh\u1ea1y c\u1ea3m, h\u00e3y b\u1eaft \u0111\u1ea7u v\u1edbi n\u1ed3ng \u0111\u1ed9 th\u1ea5p h\u01a1n, \u0111\u1eb7c bi\u1ec7t n\u1ebfu b\u1ea1n c\u0169ng \u0111ang s\u1eed d\u1ee5ng axit\/retinoid.    <\/p>\n<h3 data-start=\"16200\" data-end=\"16239\">Niacinamide c\u00f3 an to\u00e0n khi mang thai kh\u00f4ng?<\/h3>\n<p data-start=\"16240\" data-end=\"16506\">Niacinamide b\u00f4i ngo\u00e0i da <strong data-start=\"16263\" data-end=\"16302\">th\u01b0\u1eddng \u0111\u01b0\u1ee3c ng\u01b0\u1eddi ti\u00eau d\u00f9ng v\u00e0 c\u00e1c chuy\u00ean gia da li\u1ec5u coi l\u00e0 an to\u00e0n cho ph\u1ee5 n\u1eef mang thai<\/strong> , m\u1eb7c d\u00f9 d\u1eef li\u1ec7u tr\u1ef1c ti\u1ebfp v\u1ec1 t\u00e1c d\u1ee5ng c\u1ee7a nhi\u1ec1u lo\u1ea1i thu\u1ed1c b\u00f4i ngo\u00e0i da \u0111\u1ed1i v\u1edbi thai k\u1ef3 c\u00f2n h\u1ea1n ch\u1ebf. H\u00e3y lu\u00f4n th\u1ea3o lu\u1eadn v\u1ec1 ch\u1ebf \u0111\u1ed9 \u0111i\u1ec1u tr\u1ecb c\u1ee5 th\u1ec3 c\u1ee7a b\u1ea1n v\u1edbi b\u00e1c s\u0129 chuy\u00ean khoa tr\u01b0\u1edbc khi sinh.   <\/p>\n<h3 data-start=\"16508\" data-end=\"16554\">S\u1eefa d\u01b0\u1ee1ng th\u1ec3 Niacinamide c\u00f3 \u0111\u01b0\u1ee3c FDA ch\u1ea5p thu\u1eadn kh\u00f4ng?<\/h3>\n<p data-start=\"16555\" data-end=\"16768\">Kh\u00f4ng. \u1ede Hoa K\u1ef3, <strong data-start=\"16572\" data-end=\"16624\">m\u1ef9 ph\u1ea9m \u0111\u01b0\u1ee3c FDA qu\u1ea3n l\u00fd nh\u01b0ng kh\u00f4ng \u0111\u01b0\u1ee3c FDA ch\u1ea5p thu\u1eadn<\/strong> (tr\u1eeb ph\u1ee5 gia t\u1ea1o m\u00e0u). \u0110i\u1ec1u n\u00e0y l\u00e0 b\u00ecnh th\u01b0\u1eddng\u2014h\u00e3y t\u00ecm nh\u1eefng th\u01b0\u01a1ng hi\u1ec7u uy t\u00edn, nh\u00e3n m\u00e1c r\u00f5 r\u00e0ng v\u00e0 nh\u1eefng tuy\u00ean b\u1ed1 h\u1ee3p l\u00fd.  <\/p>\n<h3 data-start=\"16770\" data-end=\"16813\">T\u00f4i c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng Niacinamide 10% cho c\u01a1 th\u1ec3 kh\u00f4ng?<\/h3>\n<p data-start=\"16814\" data-end=\"16978\">Th\u01b0\u1eddng th\u00ec c\u00f3 \u2013 nhi\u1ec1u ng\u01b0\u1eddi ch\u1ecbu \u0111\u01b0\u1ee3c n\u1ed3ng \u0111\u1ed9 10% tr\u00ean da c\u01a1 th\u1ec3. N\u1ebfu b\u1ea1n m\u1edbi d\u00f9ng ho\u1eb7c b\u1ecb d\u1ecb \u1ee9ng, h\u00e3y b\u1eaft \u0111\u1ea7u v\u1edbi n\u1ed3ng \u0111\u1ed9 2\u20135%, sau \u0111\u00f3 t\u0103ng d\u1ea7n. N\u00ean th\u1eed nghi\u1ec7m tr\u00ean v\u00f9ng da nh\u1ecf tr\u01b0\u1edbc.  <\/p>\n<h2 data-start=\"17646\" data-end=\"17712\">Th\u00eam th\u1ea9m quy\u1ec1n cho b\u00e0i vi\u1ebft c\u1ee7a b\u1ea1n v\u1edbi 5 li\u00ean k\u1ebft ng\u1eef c\u1ea3nh b\u00ean ngo\u00e0i<\/h2>\n<p data-start=\"17714\" data-end=\"17781\">R\u1ea3i nh\u1eefng th\u00f4ng tin n\u00e0y v\u00e0o c\u00e1c c\u00e2u c\u00f3 li\u00ean quan (c\u00e1c \u0111i\u1ec3m neo \u0111\u01b0\u1ee3c in <strong data-start=\"17771\" data-end=\"17779\">\u0111\u1eadm<\/strong> ):<\/p>\n<ol data-start=\"17783\" data-end=\"18510\">\n<li data-start=\"17783\" data-end=\"18003\">\n<p data-start=\"17786\" data-end=\"18003\">M\u1ef9 ph\u1ea9m kh\u00f4ng \u0111\u01b0\u1ee3c \u201cFDA ch\u1ea5p thu\u1eadn\u201d; ch\u00fang \u0111\u01b0\u1ee3c <strong data-start=\"17827\" data-end=\"18000\"><a target=\"_new\" rel=\"noopener\" data-start=\"17829\" data-end=\"17998\">FDA qu\u1ea3n l\u00fd ch\u1ee9 kh\u00f4ng ph\u1ea3i \u0111\u01b0\u1ee3c FDA ch\u1ea5p thu\u1eadn<\/a><\/strong> .<\/p>\n<\/li>\n<li data-start=\"18004\" data-end=\"18122\">\n<p data-start=\"18007\" data-end=\"18122\">B\u1eb1ng ch\u1ee9ng v\u1ec1 s\u1ef1 thay \u0111\u1ed5i s\u1eafc t\u1ed1:  <\/p>\n<\/li>\n<li data-start=\"18123\" data-end=\"18262\">\n<p data-start=\"18126\" data-end=\"18262\">L\u1ea7m t\u01b0\u1edfng v\u1ec1 vi\u1ec7c k\u1ebft h\u1ee3p vitamin C: <strong data-start=\"18150\" data-end=\"18259\"><a target=\"_new\" rel=\"noopener\" data-start=\"18152\" data-end=\"18257\">niacinamide v\u1edbi vitamin C.<\/a><\/strong><\/p>\n<\/li>\n<li data-start=\"18263\" data-end=\"18405\">\n<p data-start=\"18266\" data-end=\"18405\">L\u1ed9 tr\u00ecnh t\u1ef1 l\u00e0m: <strong data-start=\"18277\" data-end=\"18402\"><a target=\"_new\" rel=\"noopener\" data-start=\"18279\" data-end=\"18400\">H\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng B\u1ed9t Niacinamide 100% c\u1ee7a The Ordinary<\/a><\/strong> .<\/p>\n<\/li>\n<li data-start=\"18406\" data-end=\"18510\">\n<p data-start=\"18409\" data-end=\"18510\">T\u1ed5ng quan v\u1ec1 th\u00e0nh ph\u1ea7n v\u00e0 c\u00f4ng d\u1ee5ng: <strong data-start=\"18437\" data-end=\"18509\"><a target=\"_new\" rel=\"noopener\" data-start=\"18439\" data-end=\"18507\">DermNet v\u1ec1 nicotinamide<\/a><\/strong> .<\/p>\n<\/li>\n<\/ol>\n<blockquote data-start=\"18512\" data-end=\"18637\">\n<p data-start=\"18514\" data-end=\"18637\">C\u00e1c li\u00ean k\u1ebft n\u00e0y n\u00e2ng cao <strong data-start=\"18534\" data-end=\"18545\">EEAT<\/strong> , c\u1ea3i thi\u1ec7n th\u1ea9m quy\u1ec1n ch\u1ee7 \u0111\u1ec1 v\u00e0 gi\u00fap Google hi\u1ec3u ng\u1eef c\u1ea3nh v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a trang b\u1ea1n.<\/p>\n<\/blockquote>\n<h2 data-start=\"18644\" data-end=\"18699\">So s\u00e1nh v\u1edbi c\u00e1c l\u1ef1a ch\u1ecdn b\u00e1n l\u1ebb ph\u1ed5 bi\u1ebfn &amp; t\u1ed5ng h\u1ee3p<\/h2>\n<p data-start=\"18701\" data-end=\"19251\">Danh s\u00e1ch bi\u00ean t\u1eadp v\u00e0 danh m\u1ee5c nh\u00e0 b\u00e1n l\u1ebb \u0111\u00e3 nh\u1ea5n m\u1ea1nh niacinamide l\u00e0 th\u00e0nh ph\u1ea7n ch\u0103m s\u00f3c c\u01a1 th\u1ec3 n\u1ed5i b\u1eadt trong v\u00e0i m\u00f9a g\u1ea7n \u0111\u00e2y. V\u00ed d\u1ee5 bao g\u1ed3m <strong data-start=\"18840\" data-end=\"18890\">Olay Regenerist Hand &amp; Body (v\u1edbi Niacinamide)<\/strong> , <strong data-start=\"18892\" data-end=\"18935\">The Ordinary Niacinamide 5% Face &amp; Body<\/strong> , v\u00e0 <strong data-start=\"18941\" data-end=\"18979\">Salt &amp; Stone Seaweed + Niacinamide<\/strong> c\u00f9ng c\u00e1c h\u1ed7n h\u1ee3p nh\u1eafm v\u00e0o KP ho\u1eb7c t\u00ecnh tr\u1ea1ng da x\u1ec9n m\u00e0u. C\u00e1c b\u00e0i vi\u1ebft c\u1ed9ng \u0111\u1ed3ng (v\u00ed d\u1ee5: r\/SkincareAddiction) th\u01b0\u1eddng cho r\u1eb1ng <strong data-start=\"19085\" data-end=\"19128\">niacinamide l\u00e0 m\u1ed9t ho\u1ea1t ch\u1ea5t \u201cn\u1ec1n t\u1ea3ng\" th\u00e2n thi\u1ec7n<\/strong> \u2014 m\u1ed9t ho\u1ea1t ch\u1ea5t b\u1ea1n c\u00f3 th\u1ec3 ti\u1ebfp t\u1ee5c s\u1eed d\u1ee5ng trong khi lu\u00e2n phi\u00ean s\u1eed d\u1ee5ng c\u00e1c li\u1ec7u ph\u00e1p nh\u01b0 AHA ho\u1eb7c axit salicylic.  <\/p>\n<h2 data-start=\"19258\" data-end=\"19292\">M\u1eb9o chuy\u00ean nghi\u1ec7p cho c\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng c\u1ee5 th\u1ec3<\/h2>\n<ul data-start=\"19294\" data-end=\"20086\">\n<li data-start=\"19294\" data-end=\"19506\">\n<p data-start=\"19296\" data-end=\"19506\"><strong data-start=\"19296\" data-end=\"19318\">B\u1ec7nh d\u00e0y s\u1eebng nang l\u00f4ng:<\/strong> Thay \u0111\u1ed5i gi\u1eefa kem d\u01b0\u1ee1ng da <strong data-start=\"19334\" data-end=\"19346\">AHA\/urea<\/strong> (3\u20135 \u0111\u00eam\/tu\u1ea7n) v\u00e0 <strong data-start=\"19377\" data-end=\"19404\">kem d\u01b0\u1ee1ng th\u1ec3 niacinamide<\/strong> v\u00e0o nh\u1eefng ng\u00e0y kh\u00e1c \u0111\u1ec3 l\u00e0m m\u1ecbn c\u00e1c n\u1ed1t m\u1ee5n v\u00e0 l\u00e0m d\u1ecbu v\u1ebft \u0111\u1ecf.  <\/p>\n<\/li>\n<li data-start=\"19507\" data-end=\"19732\">\n<p data-start=\"19509\" data-end=\"19732\"><strong data-start=\"19509\" data-end=\"19562\">T\u0103ng s\u1eafc t\u1ed1 sau vi\u00eam \u1edf ch\u00e2n\/tay:<\/strong> S\u1eed d\u1ee5ng niacinamide h\u00e0ng ng\u00e0y + kem ch\u1ed1ng n\u1eafng; b\u1ed5 sung <strong data-start=\"19614\" data-end=\"19629\">axit lactic<\/strong> nh\u1eb9 2\u20134 \u0111\u00eam\/tu\u1ea7n. D\u1ef1 ki\u1ebfn t\u00ecnh tr\u1ea1ng s\u1ebd m\u1edd d\u1ea7n sau <strong data-start=\"19675\" data-end=\"19689\">8\u201312 tu\u1ea7n<\/strong> .   <\/p>\n<\/li>\n<li data-start=\"19733\" data-end=\"19928\">\n<p data-start=\"19735\" data-end=\"19928\"><strong data-start=\"19735\" data-end=\"19755\">M\u1ee5n l\u01b0ng\/ng\u1ef1c:<\/strong> K\u1ebft h\u1ee3p s\u1eefa r\u1eeda m\u1eb7t <strong data-start=\"19763\" data-end=\"19781\">BPO ho\u1eb7c SA<\/strong> khi t\u1eafm v\u1edbi <strong data-start=\"19801\" data-end=\"19823\">kem d\u01b0\u1ee1ng da niacinamide<\/strong> sau \u0111\u00f3. (Tr\u00e1nh thoa qu\u00e1 nhi\u1ec1u s\u1ea3n ph\u1ea9m d\u01b0\u1ee1ng da c\u00f9ng m\u1ed9t l\u00fac.) <\/p>\n<\/li>\n<li data-start=\"19929\" data-end=\"20086\">\n<p data-start=\"19931\" data-end=\"20086\"><strong data-start=\"19931\" data-end=\"19955\">Da r\u1ea5t nh\u1ea1y c\u1ea3m:<\/strong> Ch\u1ecdn c\u00f4ng th\u1ee9c kh\u00f4ng m\u00f9i, gi\u00e0u ceramide v\u1edbi <strong data-start=\"20007\" data-end=\"20027\">2\u20134% niacinamide<\/strong> . Th\u1eed nghi\u1ec7m tr\u00ean m\u1ed9t v\u00f9ng da nh\u1ecf tr\u01b0\u1edbc.   <\/p>\n<\/li>\n<\/ul>\n<h2 data-start=\"20093\" data-end=\"20120\">Nh\u1eefng Sai L\u1ea7m Th\u01b0\u1eddng G\u1eb7p C\u1ea7n Tr\u00e1nh<\/h2>\n<ul data-start=\"20122\" data-end=\"20539\">\n<li data-start=\"20122\" data-end=\"20264\">\n<p data-start=\"20124\" data-end=\"20264\"><strong data-start=\"20124\" data-end=\"20144\">T\u1ea9y t\u1ebf b\u00e0o ch\u1ebft qu\u00e1 m\u1ee9c<\/strong> khi b\u1ea1n \u0111ang s\u1eed d\u1ee5ng axit + retinoid + t\u1ea9y t\u1ebf b\u00e0o ch\u1ebft v\u1eadt l\u00fd; h\u00e3y \u0111\u1ec3 niacinamide h\u1ed7 tr\u1ee3 h\u00e0ng r\u00e0o b\u1ea3o v\u1ec7 da v\u00e0o nh\u1eefng \u0111\u00eam kh\u00f4ng s\u1eed d\u1ee5ng.<\/p>\n<\/li>\n<li data-start=\"20265\" data-end=\"20446\">\n<p data-start=\"20267\" data-end=\"20446\"><strong data-start=\"20267\" data-end=\"20287\">T\u1ef1 pha ch\u1ebf s\u1eb5n<\/strong> c\u00e1c l\u1ecd kem d\u01b0\u1ee1ng da l\u1edbn v\u1edbi b\u1ed9t (nguy c\u01a1 nhi\u1ec5m b\u1ea9n + m\u1ea5t \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh). Pha tr\u1ed9n <strong data-start=\"20358\" data-end=\"20369\">m\u1ed7i l\u1ea7n s\u1eed d\u1ee5ng<\/strong> n\u1ebfu b\u1ea1n t\u1ef1 pha ch\u1ebf, v\u00e0 ch\u00fa \u00fd \u0111\u1ebfn \u0111\u1ed9 pH.   <\/p>\n<\/li>\n<li data-start=\"20447\" data-end=\"20539\">\n<p data-start=\"20449\" data-end=\"20539\"><strong data-start=\"20449\" data-end=\"20471\">B\u1ecf qua kem ch\u1ed1ng n\u1eafng<\/strong> \u1edf nh\u1eefng v\u00f9ng da h\u1edf. L\u00e0m s\u00e1ng da s\u1ebd tr\u1edf n\u00ean v\u00f4 \u00edch n\u1ebfu kh\u00f4ng thoa kem ch\u1ed1ng n\u1eafng h\u00e0ng ng\u00e0y. <\/p>\n<\/li>\n<\/ul>\n<h2 data-start=\"20546\" data-end=\"20610\">C\u00e1ch \u0111\u00e1nh gi\u00e1 c\u00e1c tuy\u00ean b\u1ed1 \u201cL\u00e0m tr\u1eafng\" v\u00e0 k\u1ef3 v\u1ecdng l\u00e0m s\u00e1ng da<\/h2>\n<p data-start=\"20612\" data-end=\"21039\">\u201cL\u00e0m tr\u1eafng\u201d (t\u1ed1t h\u01a1n n\u00ean \u0111\u01b0\u1ee3c hi\u1ec3u l\u00e0 <strong data-start=\"20642\" data-end=\"20673\">l\u00e0m s\u00e1ng da ho\u1eb7c l\u00e0m \u0111\u1ec1u m\u00e0u da<\/strong> ) th\u01b0\u1eddng \u0111\u1ec1 c\u1eadp \u0111\u1ebfn vi\u1ec7c gi\u1ea3m <strong data-start=\"20702\" data-end=\"20720\">l\u01b0\u1ee3ng melanin d\u01b0 th\u1eeba<\/strong> ho\u1eb7c <strong data-start=\"20724\" data-end=\"20741\">s\u1ef1 \u0111\u1ed5i m\u00e0u<\/strong> . Niacinamide <strong data-start=\"20755\" data-end=\"20773\">kh\u00f4ng t\u1ea9y tr\u1eafng<\/strong> \u2014 n\u00f3 <strong data-start=\"20777\" data-end=\"20818\">d\u1ea7n d\u1ea7n b\u00ecnh th\u01b0\u1eddng h\u00f3a s\u1ef1 chuy\u1ec3n \u0111\u1ed5i s\u1eafc t\u1ed1<\/strong> v\u00e0 gi\u00fap l\u00e0m \u0111\u1ec1u m\u00e0u da khi s\u1eed d\u1ee5ng th\u01b0\u1eddng xuy\u00ean v\u00e0 ch\u1ed1ng n\u1eafng. \u0110\u1ed1i v\u1edbi c\u00e1c v\u00f9ng da b\u1ecb t\u1ed5n th\u01b0\u01a1ng c\u1ee9ng \u0111\u1ea7u, c\u00f3 th\u1ec3 c\u1ea7n \u0111\u1ebfn c\u00e1c li\u1ec7u tr\u00ecnh k\u1ebft h\u1ee3p (v\u00ed d\u1ee5: niacinamide + axit azelaic, ho\u1eb7c c\u00e1c li\u1ec7u tr\u00ecnh \u0111\u01b0\u1ee3c b\u00e1c s\u0129 da li\u1ec5u h\u01b0\u1edbng d\u1eabn).    <\/p>\n<h2 data-start=\"21046\" data-end=\"21132\">T\u00f3m l\u1ea1i: B\u1ea1n c\u00f3 n\u00ean chuy\u1ec3n sang d\u00f9ng kem d\u01b0\u1ee1ng \u1ea9m to\u00e0n th\u00e2n h\u00e0ng ng\u00e0y c\u00f3 ch\u1ee9a Niacinamide kh\u00f4ng?<\/h2>\n<p data-start=\"21134\" data-end=\"21574\">N\u1ebfu b\u1ea1n mu\u1ed1n c\u00f3 <strong data-start=\"21146\" data-end=\"21195\">l\u00e0n da c\u01a1 th\u1ec3 m\u1ecbn m\u00e0ng, d\u1ecbu nh\u1eb9 v\u00e0 \u0111\u1ec1u m\u00e0u h\u01a1n<\/strong> m\u00e0 kh\u00f4ng <strong data-start=\"21201\" data-end=\"21217\">c\u1ea7n t\u1ed1n nhi\u1ec1u c\u00f4ng s\u1ee9c<\/strong> , <strong data-start=\"21221\" data-end=\"21248\">s\u1eefa d\u01b0\u1ee1ng th\u1ec3 niacinamide<\/strong> l\u00e0 m\u1ed9t trong nh\u1eefng l\u1ef1a ch\u1ecdn n\u00e2ng c\u1ea5p d\u1ec5 s\u1eed d\u1ee5ng nh\u1ea5t m\u00e0 b\u1ea1n c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n. S\u1ea3n ph\u1ea9m d\u1ecbu nh\u1eb9, ph\u00f9 h\u1ee3p \u0111\u1ec3 s\u1eed d\u1ee5ng h\u00e0ng ng\u00e0y, ph\u00f9 h\u1ee3p v\u1edbi m\u1ecdi lo\u1ea1i da v\u00e0 k\u1ebft h\u1ee3p t\u1ed1t v\u1edbi c\u00e1c ho\u1ea1t ch\u1ea5t b\u1ea1n \u0111ang d\u00f9ng \u0111\u1ec3 c\u1ea3i thi\u1ec7n k\u1ebft c\u1ea5u da ho\u1eb7c tr\u1ecb m\u1ee5n. H\u00e3y k\u1ebft h\u1ee3p s\u1ea3n ph\u1ea9m v\u1edbi kem ch\u1ed1ng n\u1eafng tr\u00ean c\u00e1c v\u00f9ng da ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp v\u00e0 s\u1eed d\u1ee5ng t\u1eeb <strong data-start=\"21496\" data-end=\"21510\">4\u201312 tu\u1ea7n<\/strong> \u0111\u1ec3 th\u1ea5y hi\u1ec7u qu\u1ea3.    <\/p>\n<h2 data-start=\"21581\" data-end=\"21613\">C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p  <\/h2>\n<p data-start=\"21615\" data-end=\"21828\"><strong data-start=\"21615\" data-end=\"21654\">Niacinamide c\u00f3 t\u1ed1t trong s\u1eefa d\u01b0\u1ee1ng th\u1ec3 kh\u00f4ng?<\/strong><br data-start=\"21654\" data-end=\"21657\">C\u00f3. \u0110\u00e2y l\u00e0 ho\u1ea1t ch\u1ea5t \u0111\u01b0\u1ee3c dung n\u1ea1p t\u1ed1t, <strong data-start=\"21696\" data-end=\"21725\">h\u1ed7 tr\u1ee3 ch\u1ee9c n\u0103ng h\u00e0ng r\u00e0o b\u1ea3o v\u1ec7<\/strong> , <strong data-start=\"21727\" data-end=\"21741\">l\u00e0m \u0111\u1ec1u m\u00e0u da<\/strong> v\u00e0 <strong data-start=\"21747\" data-end=\"21758\">l\u00e0m d\u1ecbu da<\/strong> \u2014 l\u00fd t\u01b0\u1edfng cho vi\u1ec7c ch\u0103m s\u00f3c c\u01a1 th\u1ec3 h\u00e0ng ng\u00e0y. <\/p>\n<p data-start=\"21830\" data-end=\"22029\"><strong data-start=\"21830\" data-end=\"21881\">C\u00f3 th\u1ec3 s\u1eed d\u1ee5ng kem d\u01b0\u1ee1ng niacinamide h\u00e0ng ng\u00e0y kh\u00f4ng?<\/strong><br data-start=\"21881\" data-end=\"21884\">Ho\u00e0n to\u00e0n \u0111\u00fang. H\u1ea7u h\u1ebft m\u1ecdi ng\u01b0\u1eddi \u0111\u1ec1u \u0111\u1ea1t hi\u1ec7u qu\u1ea3 t\u1ed1t nh\u1ea5t khi s\u1eed d\u1ee5ng <strong data-start=\"21921\" data-end=\"21930\">h\u00e0ng ng\u00e0y<\/strong> (th\u1eadm ch\u00ed <strong data-start=\"21937\" data-end=\"21952\">hai l\u1ea7n m\u1ed9t ng\u00e0y<\/strong> ) tr\u00ean nh\u1eefng v\u00f9ng da kh\u00f4 ho\u1eb7c kh\u00f4ng b\u1eb1ng ph\u1eb3ng.   <\/p>\n<p data-start=\"22031\" data-end=\"22206\"><strong data-start=\"22031\" data-end=\"22069\">Niacinamide c\u00f3 t\u1ed1t cho da c\u01a1 th\u1ec3 kh\u00f4ng?<\/strong><br data-start=\"22069\" data-end=\"22072\">C\u00f3. C\u01a1 th\u1ec3 th\u01b0\u1eddng c\u1ea7n \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 h\u00e0ng r\u00e0o b\u1ea3o v\u1ec7 v\u00e0 l\u00e0m s\u0103n ch\u1eafc da\u2014c\u1ea3 hai \u0111\u1ec1u l\u00e0 \u0111i\u1ec3m m\u1ea1nh c\u1ed1t l\u00f5i c\u1ee7a niacinamide. <\/p>\n<p data-start=\"22208\" data-end=\"22443\"><strong data-start=\"22208\" data-end=\"22265\">T\u00e1c d\u1ee5ng ph\u1ee5 c\u1ee7a s\u1eefa d\u01b0\u1ee1ng th\u1ec3 niacinamide l\u00e0 g\u00ec?<\/strong><br data-start=\"22265\" data-end=\"22268\">Th\u01b0\u1eddng \u1edf m\u1ee9c t\u1ed1i thi\u1ec3u\u2014c\u00f3 th\u1ec3 g\u00e2y ng\u1ee9a ran ho\u1eb7c \u0111\u1ecf nh\u1eb9 \u1edf n\u1ed3ng \u0111\u1ed9 cao h\u01a1n. N\u1ebfu b\u1ecb k\u00edch \u1ee9ng, h\u00e3y gi\u1ea3m li\u1ec1u l\u01b0\u1ee3ng ho\u1eb7c chuy\u1ec3n sang c\u00f4ng th\u1ee9c c\u00f3 n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m th\u1ea5p h\u01a1n. <\/p>\n<p data-start=\"22445\" data-end=\"22726\"><strong data-start=\"22445\" data-end=\"22490\">B\u1ea1n kh\u00f4ng n\u00ean k\u1ebft h\u1ee3p s\u1ea3n ph\u1ea9m n\u00e0o v\u1edbi niacinamide?<\/strong><br data-start=\"22490\" data-end=\"22493\">S\u1ea3n ph\u1ea9m t\u01b0\u01a1ng th\u00edch r\u1ed9ng r\u00e3i. Th\u1eadn tr\u1ecdng ch\u00ednh l\u00e0 <strong data-start=\"22538\" data-end=\"22552\">t\u1ef1 pha tr\u1ed9n<\/strong> v\u1edbi <strong data-start=\"22558\" data-end=\"22579\">axit c\u00f3 \u0111\u1ed9 pH r\u1ea5t th\u1ea5p<\/strong> (nguy c\u01a1 h\u00ecnh th\u00e0nh axit nicotinic v\u00e0 g\u00e2y \u0111\u1ecf b\u1eebng m\u1eb7t). C\u00e1c s\u1ea3n ph\u1ea9m ho\u00e0n thi\u1ec7n th\u01b0\u1eddng \u0111\u01b0\u1ee3c pha ch\u1ebf \u0111\u1ec3 tr\u00e1nh \u0111i\u1ec1u n\u00e0y.    <\/p>\n<p data-start=\"22728\" data-end=\"22956\"><strong data-start=\"22728\" data-end=\"22775\">Niacinamide c\u00f3 gi\u1ed1ng v\u1edbi axit hyaluronic kh\u00f4ng?<\/strong><br data-start=\"22775\" data-end=\"22778\">Kh\u00f4ng. Niacinamide l\u00e0 m\u1ed9t <strong data-start=\"22800\" data-end=\"22818\">vitamin ho\u1ea1t t\u00ednh<\/strong> (amide B3) c\u00f3 t\u00e1c d\u1ee5ng t\u1ea1o h\u00e0ng r\u00e0o b\u1ea3o v\u1ec7\/l\u00e0m s\u00e1ng da; <strong data-start=\"22865\" data-end=\"22884\">axit hyaluronic<\/strong> l\u00e0 ch\u1ea5t <strong data-start=\"22890\" data-end=\"22903\">gi\u1eef \u1ea9m<\/strong> gi\u00fap h\u00fat n\u01b0\u1edbc v\u00e0o da. Hai th\u00e0nh ph\u1ea7n n\u00e0y ph\u1ed1i h\u1ee3p t\u1ed1t v\u1edbi nhau.  <\/p>\n<p data-start=\"22958\" data-end=\"23140\"><strong data-start=\"22958\" data-end=\"22998\">T\u00f4i n\u00ean s\u1eed d\u1ee5ng retinol hay niacinamide?<\/strong><br data-start=\"22998\" data-end=\"23001\"> Ch\u00fang c\u00f3 ch\u1ee9c n\u0103ng kh\u00e1c nhau v\u00e0 th\u01b0\u1eddng ho\u1ea1t \u0111\u1ed9ng <strong data-start=\"23039\" data-end=\"23056\">t\u1ed1t nh\u1ea5t khi k\u1ebft h\u1ee3p v\u1edbi nhau<\/strong> (niacinamide c\u00f3 th\u1ec3 gi\u00fap da s\u1eed d\u1ee5ng retinoid d\u1ecbu nh\u1eb9 h\u01a1n). S\u1eed d\u1ee5ng t\u1eeb t\u1eeb n\u1ebfu da nh\u1ea1y c\u1ea3m. <\/p>\n<p data-start=\"23142\" data-end=\"23392\"><strong data-start=\"23142\" data-end=\"23202\">Lo\u1ea1i n\u00e0o t\u1ed1t h\u01a1n, s\u1eefa d\u01b0\u1ee1ng th\u1ec3 axit lactic hay niacinamide?<\/strong><br data-start=\"23202\" data-end=\"23205\"> C\u00e1c c\u00f4ng c\u1ee5 kh\u00e1c nhau: <strong data-start=\"23222\" data-end=\"23237\">axit lactic<\/strong> l\u00e0m m\u1ecbn k\u1ebft c\u1ea5u th\u00f4 r\u00e1p\/KP; <strong data-start=\"23264\" data-end=\"23279\">niacinamide<\/strong> h\u1ed7 tr\u1ee3 h\u00e0ng r\u00e0o b\u1ea3o v\u1ec7 v\u00e0 l\u00e0m \u0111\u1ec1u m\u00e0u da. Nhi\u1ec1u li\u1ec7u tr\u00ecnh s\u1eed d\u1ee5ng <strong data-start=\"23325\" data-end=\"23333\">c\u1ea3 hai<\/strong> , lu\u00e2n phi\u00ean m\u1ed7i ng\u00e0y. <\/p>\n<p data-start=\"23394\" data-end=\"23560\"><strong data-start=\"23394\" data-end=\"23438\">S\u1eefa d\u01b0\u1ee1ng th\u1ec3 niacinamide c\u00f3 \u0111\u01b0\u1ee3c FDA ch\u1ea5p thu\u1eadn kh\u00f4ng?<\/strong><br data-start=\"23438\" data-end=\"23441\"> Kh\u00f4ng. <strong data-start=\"23445\" data-end=\"23494\">M\u1ef9 ph\u1ea9m \u0111\u01b0\u1ee3c FDA qu\u1ea3n l\u00fd, kh\u00f4ng \u0111\u01b0\u1ee3c FDA ch\u1ea5p thu\u1eadn<\/strong> (tr\u1eeb ch\u1ea5t ph\u1ee5 gia t\u1ea1o m\u00e0u).  <\/p>\n<p data-start=\"23562\" data-end=\"23772\"><strong data-start=\"23562\" data-end=\"23608\">Nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a niacinamide l\u00e0 g\u00ec?<\/strong><br data-start=\"23608\" data-end=\"23611\"> C\u00f3 kh\u1ea3 n\u0103ng g\u00e2y k\u00edch \u1ee9ng nh\u1eb9 \u1edf n\u1ed3ng \u0111\u1ed9 cao ho\u1eb7c trong h\u1ed7n h\u1ee3p c\u00f3 \u0111\u1ed9 pH th\u1ea5p; ngo\u00e0i ra, \u0111\u00e2y l\u00e0 m\u1ed9t trong nh\u1eefng ho\u1ea1t ch\u1ea5t <strong data-start=\"23710\" data-end=\"23723\">d\u1ec5 dung n\u1ea1p<\/strong> h\u01a1n.  <\/p>\n<p data-start=\"23774\" data-end=\"23995\"><strong data-start=\"23774\" data-end=\"23820\">Niacinamide hay vitamin C t\u1ed1t h\u01a1n?<\/strong><br data-start=\"23820\" data-end=\"23823\"> Ch\u00fang b\u1ed5 sung cho nhau \u2013 h\u00e3y s\u1eed d\u1ee5ng m\u1ed9t trong hai ho\u1eb7c <strong data-start=\"23859\" data-end=\"23867\">c\u1ea3 hai<\/strong> \u0111\u1ec3 c\u00f3 l\u1ee3i \u00edch t\u1ed5ng th\u1ec3. Quan ni\u1ec7m \u201ckh\u00f4ng tr\u1ed9n l\u1eabn\" kh\u00f4ng \u00e1p d\u1ee5ng cho c\u00e1c t\u00ecnh tr\u1ea1ng ch\u0103m s\u00f3c da th\u00f4ng th\u01b0\u1eddng. <\/p>\n<p data-start=\"23997\" data-end=\"24189\"><strong data-start=\"23997\" data-end=\"24038\">T\u00f4i c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng niacinamide 10% cho c\u01a1 th\u1ec3 kh\u00f4ng?<\/strong><br data-start=\"24038\" data-end=\"24041\">Th\u01b0\u1eddng th\u00ec c\u00f3, \u0111\u1eb7c bi\u1ec7t l\u00e0 tr\u00ean c\u01a1 th\u1ec3. N\u1ebfu b\u1ea1n m\u1edbi s\u1eed d\u1ee5ng ho\u1eb7c da nh\u1ea1y c\u1ea3m, h\u00e3y b\u1eaft \u0111\u1ea7u v\u1edbi <strong data-start=\"24115\" data-end=\"24123\">2\u20135%<\/strong> v\u00e0 t\u0103ng d\u1ea7n. Th\u1eed nghi\u1ec7m tr\u00ean v\u00f9ng da nh\u1ecf.  <\/p>\n<p data-start=\"24191\" data-end=\"24430\"><strong data-start=\"24191\" data-end=\"24236\">S\u1eefa d\u01b0\u1ee1ng th\u1ec3 CeraVe c\u00f3 ch\u1ee9a niacinamide kh\u00f4ng?<\/strong><br data-start=\"24236\" data-end=\"24239\"> M\u1ed9t s\u1ed1 lo\u1ea1i c\u00f3. <strong data-start=\"24248\" data-end=\"24267\">S\u1eefa d\u01b0\u1ee1ng th\u1ec3\/Kem d\u01b0\u1ee1ng da SA<\/strong> c\u00f3 ch\u1ee9a niacinamide; <strong data-start=\"24289\" data-end=\"24318\">S\u1eefa d\u01b0\u1ee1ng \u1ea9m h\u00e0ng ng\u00e0y<\/strong> c\u00f3 ch\u1ee9a ceramide v\u00e0 HA (lu\u00f4n ki\u1ec3m tra danh s\u00e1ch th\u00e0nh ph\u1ea7n hi\u1ec7n t\u1ea1i).  <\/p>\n<p data-start=\"24432\" data-end=\"24741\"><strong data-start=\"24432\" data-end=\"24480\">L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 tr\u1ed9n b\u1ed9t niacinamide v\u1edbi kem d\u01b0\u1ee1ng da?<\/strong><br data-start=\"24480\" data-end=\"24483\"> D\u00f9ng <strong data-start=\"24487\" data-end=\"24498\">\u00bc mu\u1ed7ng<\/strong> <strong data-start=\"24502\" data-end=\"24542\">The Ordinary 100% Niacinamide Powder<\/strong> v\u1edbi s\u1ea3n ph\u1ea9m <strong data-start=\"24550\" data-end=\"24565\">g\u1ed1c n\u01b0\u1edbc<\/strong> c\u00f3 <strong data-start=\"24582\" data-end=\"24596\">\u0111\u1ed9 pH t\u1eeb 5,1\u20137,0<\/strong> ; tr\u00e1nh axit m\u1ea1nh v\u00e0 d\u1ea7u; pha <strong data-start=\"24631\" data-end=\"24640\">m\u1edbi<\/strong> m\u1ed7i l\u1ea7n s\u1eed d\u1ee5ng. \u0110\u1ec3 \u0111\u1ea1t <strong data-start=\"24654\" data-end=\"24660\">n\u1ed3ng \u0111\u1ed9 5%<\/strong> trong <strong data-start=\"24664\" data-end=\"24673\">100 g<\/strong> s\u1eefa d\u01b0\u1ee1ng, h\u00e3y th\u00eam <strong data-start=\"24686\" data-end=\"24693\">5 g<\/strong> b\u1ed9t. <\/p>\n<h4>\n\t\t\t\tM\u1ee5c l\u1ee5c\t\t\t<\/h4>\n<h3>B\u00e0i vi\u1ebft blog m\u1edbi nh\u1ea5t<\/h3>\n<p>Xem c\u00e1c xu h\u01b0\u1edbng m\u1edbi nh\u1ea5t c\u1ee7a ng\u00e0nh v\u00e0 l\u1ea5y c\u1ea3m h\u1ee9ng t\u1eeb c\u00e1c blog m\u1edbi nh\u1ea5t c\u1ee7a ch\u00fang t\u00f4i, mang \u0111\u1ebfn cho b\u1ea1n g\u00f3c nh\u00ecn m\u1edbi gi\u00fap th\u00fac \u0111\u1ea9y doanh nghi\u1ec7p c\u1ee7a b\u1ea1n.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Home S\u1eefa d\u01b0\u1ee1ng th\u1ec3 Niacinamide: L\u1ee3i \u00edch, K\u1ebft h\u1ee3p Vitamin C, M\u1eb9o KP N\u1ebfu b\u1ea1n t\u1eebng ao \u01b0\u1edbc l\u00e0n da c\u01a1 th\u1ec3 m\u00ecnh c\u00f3 \u0111\u01b0\u1ee3c v\u1ebb r\u1ea1ng r\u1ee1, \u0111\u1ec1u m\u00e0u v\u00e0 t\u01b0\u01a1i s\u00e1ng nh\u01b0 da m\u1eb7t nh\u1edd m\u1ed9t lo\u1ea1i serum tuy\u1ec7t v\u1eddi, th\u00ec ch\u1eafc ch\u1eafn b\u1ea1n s\u1ebd y\u00eau th\u00edch s\u1eefa d\u01b0\u1ee1ng th\u1ec3 niacinamide . D\u1ea1ng [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":78859,"comment_status":"closed","ping_status":"open","sticky":false,"template":"elementor_theme","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[269],"tags":[],"class_list":["post-78899","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-moi"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.xiangxiangdaily.com\/vi\/wp-json\/wp\/v2\/posts\/78899","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.xiangxiangdaily.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xiangxiangdaily.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xiangxiangdaily.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xiangxiangdaily.com\/vi\/wp-json\/wp\/v2\/comments?post=78899"}],"version-history":[{"count":0,"href":"https:\/\/www.xiangxiangdaily.com\/vi\/wp-json\/wp\/v2\/posts\/78899\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.xiangxiangdaily.com\/vi\/wp-json\/wp\/v2\/media\/78859"}],"wp:attachment":[{"href":"https:\/\/www.xiangxiangdaily.com\/vi\/wp-json\/wp\/v2\/media?parent=78899"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xiangxiangdaily.com\/vi\/wp-json\/wp\/v2\/categories?post=78899"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xiangxiangdaily.com\/vi\/wp-json\/wp\/v2\/tags?post=78899"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}