{"id":59883,"date":"2024-05-28T15:02:03","date_gmt":"2024-05-28T07:02:03","guid":{"rendered":"https:\/\/www.xiangxiangdaily.com\/how-to-choose-the-spf-of-a-sunscreen-stick-for-ultimate-protection\/"},"modified":"2026-05-27T13:44:25","modified_gmt":"2026-05-27T05:44:25","slug":"how-to-choose-the-spf-of-a-sunscreen-stick-for-ultimate-protection","status":"publish","type":"post","link":"https:\/\/www.xiangxiangdaily.com\/vi\/how-to-choose-the-spf-of-a-sunscreen-stick-for-ultimate-protection\/","title":{"rendered":"C\u00e1ch ch\u1ecdn SPF c\u1ee7a kem ch\u1ed1ng n\u1eafng d\u1ea1ng th\u1ecfi \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c s\u1ef1 b\u1ea3o v\u1ec7 t\u1ed1i \u01b0u"},"content":{"rendered":"

Ch\u1ecdn SPF ph\u00f9 h\u1ee3p cho kem ch\u1ed1ng n\u1eafng<\/strong><\/a> c\u1ee7a b\u1ea1n l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 ch\u1ed1ng n\u1eafng hi\u1ec7u qu\u1ea3. V\u1edbi v\u00f4 s\u1ed1 t\u00f9y ch\u1ecdn c\u00f3 s\u1eb5n, b\u1ea1n c\u00f3 th\u1ec3 cho\u00e1ng ng\u1ee3p khi x\u00e1c \u0111\u1ecbnh m\u1ee9c SPF n\u00e0o ph\u00f9 h\u1ee3p nh\u1ea5t v\u1edbi nhu c\u1ea7u c\u1ee7a b\u1ea1n. H\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n n\u00e0y s\u1ebd kh\u00e1m ph\u00e1 t\u1ea7m quan tr\u1ecdng c\u1ee7a SPF, c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a n\u00f3 v\u00e0 c\u00e1c y\u1ebfu t\u1ed1 kh\u00e1c nhau c\u1ea7n xem x\u00e9t khi ch\u1ecdn kem ch\u1ed1ng n\u1eafng ho\u00e0n h\u1ea3o cho l\u1ed1i s\u1ed1ng v\u00e0 lo\u1ea1i da c\u1ee7a b\u1ea1n. <\/p>\n

L\u1ee3i \u00edch c\u1ee7a que ch\u1ed1ng n\u1eafng<\/h2>\n

S\u1ef1 ti\u1ec7n l\u1ee3i v\u00e0 t\u00ednh di \u0111\u1ed9ng<\/h3>\n

Que kem ch\u1ed1ng n\u1eafng mang l\u1ea1i s\u1ef1 ti\u1ec7n l\u1ee3i v\u00e0 t\u00ednh di \u0111\u1ed9ng v\u00f4 song, khi\u1ebfn ch\u00fang tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn y\u00eau th\u00edch c\u1ee7a nhi\u1ec1u ng\u01b0\u1eddi. Kh\u00f4ng gi\u1ed1ng nh\u01b0 c\u00e1c lo\u1ea1i kem ch\u1ed1ng n\u1eafng th\u00f4ng th\u01b0\u1eddng, que kem nh\u1ecf g\u1ecdn, kh\u00f4ng g\u00e2y b\u1eeba b\u1ed9n v\u00e0 d\u1ec5 d\u00e0ng thoa khi di chuy\u1ec3n. Cho d\u00f9 b\u1ea1n \u0111ang \u0111i bi\u1ec3n, \u0111i b\u1ed9 \u0111\u01b0\u1eddng d\u00e0i hay ch\u1ec9 \u0111\u01a1n gi\u1ea3n l\u00e0 ch\u1ea1y vi\u1ec7c v\u1eb7t, que kem ch\u1ed1ng n\u1eafng c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng b\u1ecf v\u00e0o t\u00fai c\u1ee7a b\u1ea1n, \u0111\u1ea3m b\u1ea3o b\u1ea1n c\u00f3 s\u1ef1 b\u1ea3o v\u1ec7 trong t\u1ea7m tay b\u1ea5t c\u1ee9 khi n\u00e0o b\u1ea1n c\u1ea7n. <\/p>\n

\u0110\u1ecbnh ngh\u0129a c\u1ee7a SPF<\/h3>\n

Ch\u1ec9 s\u1ed1 ch\u1ed1ng n\u1eafng<\/strong><\/a> (SPF) l\u00e0 th\u01b0\u1edbc \u0111o m\u1ee9c \u0111\u1ed9 kem ch\u1ed1ng n\u1eafng c\u00f3 th\u1ec3 b\u1ea3o v\u1ec7 da kh\u1ecfi tia UVB, nguy\u00ean nh\u00e2n ch\u00ednh g\u00e2y ch\u00e1y n\u1eafng v\u00e0 ung th\u01b0 da. Ch\u1ec9 s\u1ed1 SPF cho bi\u1ebft th\u1eddi gian l\u00fd thuy\u1ebft b\u1ea1n c\u00f3 th\u1ec3 \u1edf d\u01b0\u1edbi \u00e1nh n\u1eafng m\u1eb7t tr\u1eddi m\u00e0 kh\u00f4ng b\u1ecb b\u1ecfng so v\u1edbi da kh\u00f4ng \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7. V\u00ed d\u1ee5, SPF 30 c\u00f3 ngh\u0129a l\u00e0 b\u1ea1n c\u00f3 th\u1ec3 \u1edf d\u01b0\u1edbi \u00e1nh n\u1eafng m\u1eb7t tr\u1eddi l\u00e2u h\u01a1n 30 l\u1ea7n so v\u1edbi kh\u00f4ng c\u00f3 b\u1ea3o v\u1ec7 tr\u01b0\u1edbc khi b\u1ecfng. <\/p>\n

SPF ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o<\/h2>\n

B\u1ee9c x\u1ea1 UV v\u00e0 B\u1ea3o v\u1ec7<\/h3>\n

SPF ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch h\u1ea5p th\u1ee5, ph\u1ea3n x\u1ea1 ho\u1eb7c ph\u00e2n t\u00e1n b\u1ee9c x\u1ea1 UV, do \u0111\u00f3 ng\u0103n kh\u00f4ng cho n\u00f3 th\u00e2m nh\u1eadp v\u00e0o da. Tia UVB g\u00e2y ch\u00e1y n\u1eafng, trong khi tia UVA th\u00e2m nh\u1eadp s\u00e2u h\u01a1n, g\u00e2y l\u00e3o h\u00f3a s\u1edbm v\u00e0 g\u00f3p ph\u1ea7n g\u00e2y ung th\u01b0 da. Kem ch\u1ed1ng n\u1eafng ph\u1ed5 r\u1ed9ng b\u1ea3o v\u1ec7 ch\u1ed1ng l\u1ea1i c\u1ea3 tia UVA v\u00e0 UVB, cung c\u1ea5p ph\u1ea1m vi b\u1ea3o v\u1ec7 to\u00e0n di\u1ec7n v\u00e0 gi\u1ea3m \u0111\u00e1ng k\u1ec3 nguy c\u01a1 t\u1ed5n th\u01b0\u01a1ng da. <\/p>\n

C\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn vi\u1ec7c l\u1ef1a ch\u1ecdn SPF<\/h3>\n

C\u00e2n nh\u1eafc v\u1ec1 lo\u1ea1i da<\/h4>\n

Lo\u1ea1i da c\u1ee7a b\u1ea1n \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c x\u00e1c \u0111\u1ecbnh m\u1ee9c SPF<\/a> th\u00edch h\u1ee3p. Nh\u1eefng ng\u01b0\u1eddi c\u00f3 l\u00e0n da tr\u1eafng, d\u1ec5 b\u1ecb b\u1ecfng h\u01a1n, n\u00ean ch\u1ecdn SPF cao h\u01a1n, ch\u1eb3ng h\u1ea1n nh\u01b0 30 tr\u1edf l\u00ean. Nh\u1eefng ng\u01b0\u1eddi c\u00f3 t\u00f4ng m\u00e0u da s\u1eabm h\u01a1n, c\u00f3 kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 melanin t\u1ef1 nhi\u00ean h\u01a1n, c\u00f3 th\u1ec3 ch\u1ecdn ch\u1ec9 s\u1ed1 SPF th\u1ea5p h\u01a1n, nh\u01b0ng v\u1eabn n\u00ean s\u1eed d\u1ee5ng \u00edt nh\u1ea5t SPF 15 \u0111\u1ec3 b\u1ea3o v\u1ec7 ch\u1ed1ng l\u1ea1i t\u1ed5n th\u01b0\u01a1ng l\u00e2u d\u00e0i. <\/p>\n

SPF v\u00e0 t\u00f4ng m\u00e0u da<\/h3>\n

Vi\u1ec7c l\u1ef1a ch\u1ecdn SPF ph\u00f9 h\u1ee3p v\u1edbi t\u00f4ng m\u00e0u da c\u1ee7a b\u1ea1n l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 b\u1ea3o v\u1ec7 c\u00e2n b\u1eb1ng. M\u1eb7c d\u00f9 da s\u1eabm m\u00e0u c\u00f3 nhi\u1ec1u melanin h\u01a1n, gi\u00fap b\u1ea3o v\u1ec7 t\u1ef1 nhi\u00ean kh\u1ecfi tia UV, nh\u01b0ng da v\u1eabn d\u1ec5 b\u1ecb t\u1ed5n th\u01b0\u01a1ng. M\u1ecdi ng\u01b0\u1eddi, b\u1ea5t k\u1ec3 t\u00f4ng m\u00e0u da, n\u00ean s\u1eed d\u1ee5ng kem ch\u1ed1ng n\u1eafng h\u00e0ng ng\u00e0y \u0111\u1ec3 ng\u0103n ng\u1eeba t\u00e1c \u0111\u1ed9ng t\u00edch l\u0169y c\u1ee7a \u00e1nh n\u1eafng m\u1eb7t tr\u1eddi. <\/p>\n

Ho\u1ea1t \u0111\u1ed9ng v\u00e0 nhu c\u1ea7u SPF<\/h2>\n

Ho\u1ea1t \u0111\u1ed9ng ngo\u00e0i tr\u1eddi v\u00e0 SPF<\/h3>\n

M\u1ee9c SPF c\u1ea7n thi\u1ebft c\u00f3 th\u1ec3 thay \u0111\u1ed5i t\u00f9y theo ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u1ea1n. Tham gia c\u00e1c m\u00f4n th\u1ec3 thao ngo\u00e0i tr\u1eddi ho\u1eb7c d\u00e0nh th\u1eddi gian d\u00e0i d\u01b0\u1edbi \u00e1nh n\u1eafng tr\u1ef1c ti\u1ebfp \u0111\u00f2i h\u1ecfi SPF cao h\u01a1n, ch\u1eb3ng h\u1ea1n nh\u01b0 50, \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o b\u1ea3o v\u1ec7 \u0111\u1ea7y \u0111\u1ee7. \u0110\u1ed1i v\u1edbi c\u00e1c ho\u1ea1t \u0111\u1ed9ng trong nh\u00e0 ho\u1eb7c ti\u1ebfp x\u00fac v\u1edbi \u00e1nh n\u1eafng m\u1eb7t tr\u1eddi t\u1ed1i thi\u1ec3u, SPF th\u1ea5p h\u01a1n c\u00f3 th\u1ec3 \u0111\u1ee7. <\/p>\n

L\u1ef1a ch\u1ecdn th\u1eddi ti\u1ebft v\u00e0 SPF<\/h3>\n

\u0110i\u1ec1u ch\u1ec9nh SPF theo m\u00f9a<\/h4>\n

\u0110i\u1ec1u ki\u1ec7n th\u1eddi ti\u1ebft \u1ea3nh h\u01b0\u1edfng \u0111\u00e1ng k\u1ec3 \u0111\u1ebfn nhu c\u1ea7u SPF c\u1ee7a b\u1ea1n. V\u00e0o m\u00f9a h\u00e8, khi ch\u1ec9 s\u1ed1 UV cao h\u01a1n, n\u00ean ch\u1ecdn SPF cao h\u01a1n. Ng\u01b0\u1ee3c l\u1ea1i, v\u00e0o m\u00f9a \u0111\u00f4ng, SPF v\u1eeba ph\u1ea3i c\u00f3 th\u1ec3 b\u1ea3o v\u1ec7 \u0111\u1ee7, \u0111\u1eb7c bi\u1ec7t l\u00e0 n\u1ebfu b\u1ea1n d\u00e0nh ph\u1ea7n l\u1edbn th\u1eddi gian \u1edf trong nh\u00e0. <\/p>\n

S\u1eed d\u1ee5ng kem ch\u1ed1ng n\u1eafng h\u00e0ng ng\u00e0y<\/h3>\n

SPF b\u1ea3o v\u1ec7 h\u00e0ng ng\u00e0y<\/h4>\n

K\u1ebft h\u1ee3p kem ch\u1ed1ng n\u1eafng v\u00e0o th\u00f3i quen h\u00e0ng ng\u00e0y c\u1ee7a b\u1ea1n l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 duy tr\u00ec s\u1ee9c kh\u1ecfe l\u00e0n da<\/a> . \u0110\u1ec3 s\u1eed d\u1ee5ng h\u00e0ng ng\u00e0y, kem ch\u1ed1ng n\u1eafng SPF 30<\/strong><\/a> cung c\u1ea5p kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 d\u1ed3i d\u00e0o ch\u1ed1ng l\u1ea1i \u00e1nh n\u1eafng m\u1eb7t tr\u1eddi ng\u1eabu nhi\u00ean. \u00c1p d\u1ee5ng n\u00f3 v\u00e0o bu\u1ed5i s\u00e1ng v\u00e0 thoa l\u1ea1i khi c\u1ea7n thi\u1ebft \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 che ph\u1ee7 li\u00ean t\u1ee5c. <\/p>\n

\"Kem<\/p>\n

SPF cao so v\u1edbi SPF th\u1ea5p<\/h2>\n

\u01afu v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m<\/h3>\n

Kem ch\u1ed1ng n\u1eafng SPF cao c\u00f3 kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 to\u00e0n di\u1ec7n nh\u01b0ng \u0111\u00f4i khi c\u00f3 th\u1ec3 d\u00e0y h\u01a1n v\u00e0 kh\u00f3 thoa h\u01a1n. C\u00e1c l\u1ef1a ch\u1ecdn SPF th\u1ea5p h\u01a1n nh\u1eb9 h\u01a1n v\u00e0 tho\u1ea3i m\u00e1i h\u01a1n khi s\u1eed d\u1ee5ng h\u00e0ng ng\u00e0y nh\u01b0ng c\u00f3 th\u1ec3 c\u1ea7n thoa l\u1ea1i th\u01b0\u1eddng xuy\u00ean h\u01a1n. C\u00e2n b\u1eb1ng c\u00e1c y\u1ebfu t\u1ed1 n\u00e0y l\u00e0 ch\u00eca kh\u00f3a \u0111\u1ec3 t\u00ecm \u0111\u00fang s\u1ea3n ph\u1ea9m ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u c\u1ee7a b\u1ea1n. <\/p>\n

B\u1ea3o v\u1ec7 ph\u1ed5 r\u1ed9ng<\/h3>\n

T\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c b\u1ea3o v\u1ec7 kh\u1ecfi tia UVA v\u00e0 UVB<\/h4>\n

S\u1eed d\u1ee5ng kem ch\u1ed1ng n\u1eafng ph\u1ed5 r\u1ed9ng l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 b\u1ea3o v\u1ec7 to\u00e0n di\u1ec7n. Tia UVA th\u00e2m nh\u1eadp s\u00e2u, g\u00e2y l\u00e3o h\u00f3a v\u00e0 t\u1ed5n th\u01b0\u01a1ng l\u00e2u d\u00e0i, trong khi tia UVB g\u00e2y b\u1ecfng. Kem ch\u1ed1ng n\u1eafng ph\u1ed5 r\u1ed9ng b\u1ea3o v\u1ec7 ch\u1ed1ng l\u1ea1i c\u1ea3 hai, gi\u1ea3m nguy c\u01a1 ung th\u01b0 da v\u00e0 l\u00e3o h\u00f3a s\u1edbm. <\/p>\n

Kem ch\u1ed1ng n\u1eafng ch\u1ed1ng n\u01b0\u1edbc<\/h3>\n

Khi n\u00e0o n\u00ean ch\u1ecdn t\u00f9y ch\u1ecdn ch\u1ed1ng n\u01b0\u1edbc<\/h4>\n

Kem ch\u1ed1ng n\u1eafng ch\u1ed1ng n\u01b0\u1edbc l\u00fd t\u01b0\u1edfng cho c\u00e1c ho\u1ea1t \u0111\u1ed9ng li\u00ean quan \u0111\u1ebfn n\u01b0\u1edbc ho\u1eb7c \u0111\u1ed5 m\u1ed3 h\u00f4i qu\u00e1 nhi\u1ec1u. Ch\u00fang cung c\u1ea5p kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 k\u00e9o d\u00e0i ngay c\u1ea3 khi \u01b0\u1edbt, m\u1eb7c d\u00f9 v\u1eabn c\u1ea7n ph\u1ea3i thoa l\u1ea1i sau khi b\u01a1i ho\u1eb7c \u0111\u1ed5 m\u1ed3 h\u00f4i nhi\u1ec1u. T\u00ednh n\u0103ng n\u00e0y \u0111\u1eb7c bi\u1ec7t c\u00f3 l\u1ee3i cho c\u00e1c chuy\u1ebfn \u0111i bi\u1ec3n v\u00e0 c\u00e1c m\u00f4n th\u1ec3 thao ngo\u00e0i tr\u1eddi. <\/p>\n

SPF cho da nh\u1ea1y c\u1ea3m<\/h3>\n

C\u00f4ng th\u1ee9c v\u00e0 th\u00e0nh ph\u1ea7n d\u1ecbu nh\u1eb9<\/h4>\n

\u0110\u1ed1i v\u1edbi l\u00e0n da nh\u1ea1y c\u1ea3m, vi\u1ec7c l\u1ef1a ch\u1ecdn m\u1ed9t lo\u1ea1i kem ch\u1ed1ng n\u1eafng d\u1ea1ng th\u1ecfi c\u00f3 th\u00e0nh ph\u1ea7n d\u1ecbu nh\u1eb9, kh\u00f4ng g\u00e2y d\u1ecb \u1ee9ng l\u00e0 r\u1ea5t quan tr\u1ecdng. H\u00e3y t\u00ecm nh\u1eefng s\u1ea3n ph\u1ea9m kh\u00f4ng ch\u1ee9a h\u01b0\u01a1ng li\u1ec7u, thu\u1ed1c nhu\u1ed9m v\u00e0 h\u00f3a ch\u1ea5t \u0111\u1ed9c h\u1ea1i. Kem ch\u1ed1ng n\u1eafng kho\u00e1ng ch\u1ea5t c\u00f3 ch\u1ee9a k\u1ebdm oxit ho\u1eb7c titan dioxit th\u01b0\u1eddng \u0111\u01b0\u1ee3c c\u00e1c lo\u1ea1i da nh\u1ea1y c\u1ea3m dung n\u1ea1p t\u1ed1t. <\/p>\n

Que ch\u1ed1ng n\u1eafng cho tr\u1ebb em<\/h2>\n

Nh\u1eefng c\u00e2n nh\u1eafc \u0111\u1eb7c bi\u1ec7t d\u00e0nh cho tr\u1ebb em<\/h3>\n

Da tr\u1ebb em m\u1ecfng manh v\u00e0 nh\u1ea1y c\u1ea3m h\u01a1n, c\u1ea7n \u0111\u01b0\u1ee3c ch\u0103m s\u00f3c \u0111\u1eb7c bi\u1ec7t. C\u00e1c lo\u1ea1i kem ch\u1ed1ng n\u1eafng d\u1ea1ng th\u1ecfi \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho tr\u1ebb em th\u01b0\u1eddng c\u00f3 m\u1ee9c SPF cao h\u01a1n v\u00e0 \u0111\u01b0\u1ee3c b\u00e0o ch\u1ebf \u0111\u1ec3 nh\u1eb9 nh\u00e0ng v\u1edbi l\u00e0n da tr\u1ebb. \u0110\u1ea3m b\u1ea3o con b\u1ea1n thoa kem ch\u1ed1ng n\u1eafng khi tham gia c\u00e1c ho\u1ea1t \u0111\u1ed9ng ngo\u00e0i tr\u1eddi gi\u00fap b\u1ea3o v\u1ec7 l\u00e0n da c\u1ee7a tr\u1ebb kh\u1ecfi t\u00e1c h\u1ea1i c\u1ee7a \u00e1nh n\u1eafng m\u1eb7t tr\u1eddi s\u1edbm. <\/p>\n

K\u1ef9 thu\u1eadt \u1ee9ng d\u1ee5ng<\/h3>\n

S\u1eed d\u1ee5ng \u0111\u00fang c\u00e1ch \u0111\u1ec3 b\u1ea3o v\u1ec7 t\u1ed1i \u0111a<\/h4>\n

Thoa kem ch\u1ed1ng n\u1eafng \u0111\u00fang c\u00e1ch l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 b\u1ea3o v\u1ec7 hi\u1ec7u qu\u1ea3. \u0110\u1ea3m b\u1ea3o b\u1ea1n thoa kem ch\u1ed1ng n\u1eafng l\u00ean t\u1ea5t c\u1ea3 c\u00e1c v\u00f9ng da h\u1edf, bao g\u1ed3m c\u1ea3 nh\u1eefng v\u00f9ng th\u01b0\u1eddng b\u1ecb b\u1ecf s\u00f3t nh\u01b0 tai, c\u1ed5 v\u00e0 mu b\u00e0n tay. Thoa tr\u1ef1c ti\u1ebfp kem ch\u1ed1ng n\u1eafng l\u00ean da theo nh\u1eefng \u0111\u01b0\u1eddng thoa \u0111\u1ec1u v\u00e0 m\u1ecbn \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 che ph\u1ee7 \u0111\u1ed3ng \u0111\u1ec1u. <\/p>\n

M\u1eb9o t\u00e1i s\u1eed d\u1ee5ng<\/h3>\n

Duy tr\u00ec ph\u1ea1m vi b\u1ea3o hi\u1ec3m hi\u1ec7u qu\u1ea3<\/h4>\n

Thoa l\u1ea1i kem ch\u1ed1ng n\u1eafng sau m\u1ed7i hai gi\u1edd, ho\u1eb7c ngay sau khi b\u01a1i ho\u1eb7c \u0111\u1ed5 m\u1ed3 h\u00f4i, v\u1eabn duy tr\u00ec hi\u1ec7u qu\u1ea3 b\u1ea3o v\u1ec7. Gi\u1eef m\u1ed9t th\u1ecfi kem ch\u1ed1ng n\u1eafng ti\u1ec7n d\u1ee5ng gi\u00fap thoa l\u1ea1i nhanh ch\u00f3ng v\u00e0 d\u1ec5 d\u00e0ng, \u0111\u1ea3m b\u1ea3o b\u1ea1n \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 su\u1ed1t c\u1ea3 ng\u00e0y. <\/p>\n

\"Kem<\/p>\n

Th\u00e0nh ph\u1ea7n kem ch\u1ed1ng n\u1eafng<\/h2>\n

Th\u00e0nh ph\u1ea7n ho\u1ea1t t\u00ednh trong que ch\u1ed1ng n\u1eafng<\/h3>\n

Hi\u1ec3u c\u00e1c th\u00e0nh ph\u1ea7n ho\u1ea1t t\u00ednh trong kem ch\u1ed1ng n\u1eafng c\u00f3 th\u1ec3 gi\u00fap b\u1ea1n \u0111\u01b0a ra l\u1ef1a ch\u1ecdn s\u00e1ng su\u1ed1t. C\u00e1c th\u00e0nh ph\u1ea7n ph\u1ed5 bi\u1ebfn bao g\u1ed3m c\u00e1c b\u1ed9 l\u1ecdc h\u00f3a h\u1ecdc nh\u01b0 avobenzone v\u00e0 oxybenzone<\/a>, v\u00e0 c\u00e1c ch\u1ea5t ch\u1eb9n v\u1eadt l\u00fd nh\u01b0 oxit k\u1ebdm v\u00e0 titanium dioxide. M\u1ed7i lo\u1ea1i mang l\u1ea1i nh\u1eefng l\u1ee3i \u00edch ri\u00eang v\u00e0 ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c lo\u1ea1i da kh\u00e1c nhau. <\/p>\n

Kem ch\u1ed1ng n\u1eafng t\u1ef1 nhi\u00ean v\u00e0 h\u00f3a h\u1ecdc<\/h3>\n

\u01afu v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a t\u1eebng lo\u1ea1i<\/h4>\n

Kem ch\u1ed1ng n\u1eafng t\u1ef1 nhi\u00ean, th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 kem ch\u1ed1ng n\u1eafng kho\u00e1ng ch\u1ea5t, s\u1eed d\u1ee5ng ch\u1ea5t ch\u1eb7n v\u1eadt l\u00fd nh\u01b0 k\u1ebdm oxit v\u00e0 titan dioxit. Ch\u00fang \u00edt c\u00f3 kh\u1ea3 n\u0103ng g\u00e2y k\u00edch \u1ee9ng cho da nh\u1ea1y c\u1ea3m nh\u01b0ng c\u00f3 th\u1ec3 d\u00e0y h\u01a1n v\u00e0 \u0111\u1ec3 l\u1ea1i l\u1edbp m\u00e0ng tr\u1eafng. Kem ch\u1ed1ng n\u1eafng h\u00f3a h\u1ecdc h\u1ea5p th\u1ee5 b\u1ee9c x\u1ea1 UV v\u00e0 d\u1ec5 thoa h\u01a1n, nh\u01b0ng c\u00f3 th\u1ec3 g\u00e2y k\u00edch \u1ee9ng cho m\u1ed9t s\u1ed1 ng\u01b0\u1eddi d\u00f9ng. <\/p>\n

Ng\u00e0y h\u1ebft h\u1ea1n<\/h3>\n

T\u1ea7m quan tr\u1ecdng c\u1ee7a kem ch\u1ed1ng n\u1eafng t\u01b0\u01a1i<\/h4>\n

S\u1eed d\u1ee5ng kem ch\u1ed1ng n\u1eafng sau ng\u00e0y h\u1ebft h\u1ea1n s\u1ebd l\u00e0m gi\u1ea3m hi\u1ec7u qu\u1ea3 c\u1ee7a kem. Lu\u00f4n ki\u1ec3m tra ng\u00e0y h\u1ebft h\u1ea1n v\u00e0 thay th\u1ebf s\u1ea3n ph\u1ea9m c\u0169. Kem ch\u1ed1ng n\u1eafng m\u1edbi \u0111\u1ea3m b\u1ea3o kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 t\u1ed1i \u01b0u v\u00e0 ng\u0103n ng\u1eeba nguy c\u01a1 ch\u00e1y n\u1eafng v\u00e0 t\u1ed5n th\u01b0\u01a1ng da l\u00e2u d\u00e0i. <\/p>\n

Nh\u1eefng l\u1ea7m t\u01b0\u1edfng v\u1ec1 kem ch\u1ed1ng n\u1eafng<\/h3>\n

Ph\u00e1 b\u1ecf nh\u1eefng quan ni\u1ec7m sai l\u1ea7m ph\u1ed5 bi\u1ebfn<\/h4>\n

C\u00f3 nhi\u1ec1u l\u1eddi \u0111\u1ed3n th\u1ed5i xung quanh vi\u1ec7c s\u1eed d\u1ee5ng kem ch\u1ed1ng n\u1eafng, ch\u1eb3ng h\u1ea1n nh\u01b0 ni\u1ec1m tin r\u1eb1ng da s\u1eabm m\u00e0u kh\u00f4ng c\u1ea7n \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 ho\u1eb7c kem ch\u1ed1ng n\u1eafng kh\u00f4ng c\u1ea7n thi\u1ebft v\u00e0o nh\u1eefng ng\u00e0y nhi\u1ec1u m\u00e2y. Vi\u1ec7c v\u1ea1ch tr\u1ea7n nh\u1eefng l\u1eddi \u0111\u1ed3n th\u1ed5i n\u00e0y l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 khuy\u1ebfn kh\u00edch c\u00e1c bi\u1ec7n ph\u00e1p ch\u0103m s\u00f3c da \u0111\u00fang c\u00e1ch. M\u1ecdi ng\u01b0\u1eddi \u0111\u1ec1u c\u1ea7n kem ch\u1ed1ng n\u1eafng, b\u1ea5t k\u1ec3 t\u00f4ng m\u00e0u da hay \u0111i\u1ec1u ki\u1ec7n th\u1eddi ti\u1ebft. <\/p>\n

\"Kem<\/p>\n

K\u1ebft h\u1ee3p kem ch\u1ed1ng n\u1eafng v\u1edbi c\u00e1c s\u1ea3n ph\u1ea9m kh\u00e1c<\/h2>\n

Ph\u00e2n l\u1edbp v\u00e0 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch<\/h3>\n

Kem ch\u1ed1ng n\u1eafng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c thoa nhi\u1ec1u l\u1edbp v\u1edbi c\u00e1c s\u1ea3n ph\u1ea9m ch\u0103m s\u00f3c da kh\u00e1c \u0111\u1ec3 ch\u0103m s\u00f3c to\u00e0n di\u1ec7n<\/a> . Thoa kem ch\u1ed1ng n\u1eafng sau kem d\u01b0\u1ee1ng \u1ea9m v\u00e0 tr\u01b0\u1edbc khi trang \u0111i\u1ec3m. \u0110\u1ea3m b\u1ea3o m\u1ed7i l\u1edbp \u0111\u01b0\u1ee3c th\u1ea9m th\u1ea5u ho\u00e0n to\u00e0n \u0111\u1ec3 duy tr\u00ec hi\u1ec7u qu\u1ea3 c\u1ee7a t\u1ea5t c\u1ea3 c\u00e1c s\u1ea3n ph\u1ea9m \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng. <\/p>\n

Kem ch\u1ed1ng n\u1eafng v\u00e0 trang \u0111i\u1ec3m<\/h3>\n

K\u1ebft h\u1ee3p SPF v\u00e0o th\u00f3i quen c\u1ee7a b\u1ea1n<\/h3>\n

K\u1ebft h\u1ee3p SPF v\u00e0o quy tr\u00ecnh trang \u0111i\u1ec3m c\u1ee7a b\u1ea1n \u0111\u1ea3m b\u1ea3o b\u1ea3o v\u1ec7 li\u00ean t\u1ee5c. S\u1eed d\u1ee5ng kem n\u1ec1n ho\u1eb7c ph\u1ea5n ph\u1ee7 c\u00f3 ch\u1ee9a SPF \u0111\u1ec3 che ph\u1ee7 th\u00eam. C\u00f3 th\u1ec3 thoa l\u1ea1i kem ch\u1ed1ng n\u1eafng trong ng\u00e0y b\u1eb1ng x\u1ecbt ho\u1eb7c ph\u1ea5n ph\u1ee7 SPF m\u00e0 kh\u00f4ng l\u00e0m h\u1ecfng l\u1edbp trang \u0111i\u1ec3m c\u1ee7a b\u1ea1n. <\/p>\n

Que ch\u1ed1ng n\u1eafng th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng<\/h3>\n

L\u1ef1a ch\u1ecdn c\u00f3 \u00fd th\u1ee9c v\u1ec1 m\u00f4i tr\u01b0\u1eddng<\/h3>\n

Ch\u1ecdn kem ch\u1ed1ng n\u1eafng th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng gi\u00fap b\u1ea3o v\u1ec7 c\u1ea3 l\u00e0n da v\u00e0 m\u00f4i tr\u01b0\u1eddng c\u1ee7a b\u1ea1n. T\u00ecm ki\u1ebfm c\u00e1c s\u1ea3n ph\u1ea9m kh\u00f4ng ch\u1ee9a h\u00f3a ch\u1ea5t \u0111\u1ed9c h\u1ea1i nh\u01b0 oxybenzone v\u00e0 octinoxate, nh\u1eefng ch\u1ea5t c\u00f3 th\u1ec3 g\u00e2y h\u1ea1i cho r\u1ea1n san h\u00f4. Bao b\u00ec ph\u00e2n h\u1ee7y sinh h\u1ecdc c\u0169ng g\u00f3p ph\u1ea7n v\u00e0o t\u00ednh b\u1ec1n v\u1eefng c\u1ee7a m\u00f4i tr\u01b0\u1eddng. <\/p>\n

C\u00e1ch ch\u1ecdn ch\u1ec9 s\u1ed1 SPF c\u1ee7a kem ch\u1ed1ng n\u1eafng d\u1ea1ng th\u1ecfi<\/h2>\n

Khi ch\u1ecdn SPF c\u1ee7a kem ch\u1ed1ng n\u1eafng d\u1ea1ng th\u1ecfi, h\u00e3y c\u00e2n nh\u1eafc lo\u1ea1i da, ho\u1ea1t \u0111\u1ed9ng h\u00e0ng ng\u00e0y v\u00e0 \u0111i\u1ec1u ki\u1ec7n th\u1eddi ti\u1ebft \u0111i\u1ec3n h\u00ecnh m\u00e0 b\u1ea1n g\u1eb7p ph\u1ea3i. Nh\u1eefng ng\u01b0\u1eddi da tr\u1eafng n\u00ean ch\u1ecdn m\u1ee9c SPF cao h\u01a1n, trong khi nh\u1eefng ng\u01b0\u1eddi c\u00f3 t\u00f4ng m\u00e0u da s\u1eabm h\u01a1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng SPF th\u1ea5p h\u01a1n, nh\u01b0ng kh\u00f4ng bao gi\u1edd d\u01b0\u1edbi 15. \u0110\u1ed1i v\u1edbi c\u00e1c m\u00f4n th\u1ec3 thao ngo\u00e0i tr\u1eddi ho\u1eb7c b\u01a1i l\u1ed9i, h\u00e3y ch\u1ecdn c\u00e1c lo\u1ea1i ch\u1ed1ng n\u01b0\u1edbc c\u00f3 SPF \u00edt nh\u1ea5t l\u00e0 50. \u0110\u1ed1i v\u1edbi vi\u1ec7c s\u1eed d\u1ee5ng h\u00e0ng ng\u00e0y, SPF 30 th\u01b0\u1eddng l\u00e0 \u0111\u1ee7. Lu\u00f4n \u0111\u1ea3m b\u1ea3o kem ch\u1ed1ng n\u1eafng c\u1ee7a b\u1ea1n c\u00f3 kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 ph\u1ed5 r\u1ed9ng \u0111\u1ec3 ch\u1ed1ng l\u1ea1i c\u1ea3 tia UVA v\u00e0 UVB. <\/p>\n

C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n

S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa SPF 30 v\u00e0 SPF 50 l\u00e0 g\u00ec?<\/strong><\/p>\n

SPF 30 ch\u1eb7n kho\u1ea3ng 97% tia UVB, trong khi SPF 50 ch\u1eb7n kho\u1ea3ng 98%. S\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 l\u00e0 kh\u00f4ng \u0111\u00e1ng k\u1ec3, nh\u01b0ng SPF cao h\u01a1n s\u1ebd b\u1ea3o v\u1ec7 l\u00e2u h\u01a1n m\u1ed9t ch\u00fat. <\/p>\n

T\u00f4i c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00f9ng m\u1ed9t lo\u1ea1i kem ch\u1ed1ng n\u1eafng cho m\u1eb7t v\u00e0 to\u00e0n th\u00e2n kh\u00f4ng?<\/strong><\/p>\n

C\u00f3, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00f9ng m\u1ed9t lo\u1ea1i kem ch\u1ed1ng n\u1eafng cho c\u1ea3 m\u1eb7t v\u00e0 to\u00e0n th\u00e2n, nh\u01b0ng h\u00e3y \u0111\u1ea3m b\u1ea3o n\u00f3 ph\u00f9 h\u1ee3p v\u1edbi lo\u1ea1i da c\u1ee7a b\u1ea1n, \u0111\u1eb7c bi\u1ec7t n\u1ebfu b\u1ea1n c\u00f3 l\u00e0n da m\u1eb7t nh\u1ea1y c\u1ea3m.<\/p>\n

T\u00f4i n\u00ean thoa l\u1ea1i kem ch\u1ed1ng n\u1eafng bao l\u00e2u m\u1ed9t l\u1ea7n?<\/strong><\/p>\n

Thoa l\u1ea1i kem ch\u1ed1ng n\u1eafng sau m\u1ed7i hai gi\u1edd v\u00e0 ngay sau khi b\u01a1i, \u0111\u1ed5 m\u1ed3 h\u00f4i ho\u1eb7c lau kh\u00f4 b\u1eb1ng kh\u0103n \u0111\u1ec3 duy tr\u00ec kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7.<\/p>\n

C\u00f3 an to\u00e0n khi s\u1eed d\u1ee5ng kem ch\u1ed1ng n\u1eafng \u0111\u00e3 h\u1ebft h\u1ea1n kh\u00f4ng?<\/strong><\/p>\n

Kh\u00f4ng, s\u1eed d\u1ee5ng kem ch\u1ed1ng n\u1eafng \u0111\u00e3 h\u1ebft h\u1ea1n c\u00f3 th\u1ec3 kh\u00f4ng hi\u1ec7u qu\u1ea3 v\u00e0 kh\u00f4ng b\u1ea3o v\u1ec7 t\u1ed1t, l\u00e0m t\u0103ng nguy c\u01a1 b\u1ecb ch\u00e1y n\u1eafng v\u00e0 t\u1ed5n th\u01b0\u01a1ng da.<\/p>\n

T\u00f4i c\u00f3 c\u1ea7n d\u00f9ng kem ch\u1ed1ng n\u1eafng v\u00e0o nh\u1eefng ng\u00e0y nhi\u1ec1u m\u00e2y kh\u00f4ng?<\/strong><\/p>\n

C\u00f3, tia UV c\u00f3 th\u1ec3 xuy\u00ean qua m\u00e2y v\u00e0 t\u1edbi 80% b\u1ee9c x\u1ea1 UV c\u00f3 th\u1ec3 chi\u1ebfu t\u1edbi da b\u1ea1n ngay c\u1ea3 trong nh\u1eefng ng\u00e0y nhi\u1ec1u m\u00e2y.<\/p>\n

Kem ch\u1ed1ng n\u1eafng d\u1ea1ng th\u1ecfi c\u00f3 th\u1ec3 g\u00e2y m\u1ee5n kh\u00f4ng?<\/strong><\/p>\n

M\u1ed9t s\u1ed1 que kem ch\u1ed1ng n\u1eafng c\u00f3 th\u1ec3 l\u00e0m t\u1eafc l\u1ed7 ch\u00e2n l\u00f4ng v\u00e0 g\u00e2y ra m\u1ee5n tr\u1ee9ng c\u00e1. H\u00e3y t\u00ecm lo\u1ea1i kh\u00f4ng g\u00e2y m\u1ee5n \u0111\u01b0\u1ee3c b\u00e0o ch\u1ebf \u0111\u1ec3 ng\u0103n ng\u1eeba m\u1ee5n. <\/p>\n

\"Kem<\/p>\n

K\u1ebft th\u00fac<\/h2>\n

Vi\u1ec7c l\u1ef1a ch\u1ecdn SPF ph\u00f9 h\u1ee3p cho que kem ch\u1ed1ng n\u1eafng c\u1ee7a b\u1ea1n l\u00e0 m\u1ed9t qu\u00e1 tr\u00ecnh tinh t\u1ebf \u0111\u00f2i h\u1ecfi ph\u1ea3i c\u00e2n nh\u1eafc nhi\u1ec1u y\u1ebfu t\u1ed1 nh\u01b0 lo\u1ea1i da<\/a> , m\u1ee9c \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng v\u00e0 \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng. B\u1eb1ng c\u00e1ch hi\u1ec3u c\u00e1ch SPF ho\u1ea1t \u0111\u1ed9ng v\u00e0 t\u1ea7m quan tr\u1ecdng c\u1ee7a kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 ph\u1ed5 r\u1ed9ng, b\u1ea1n c\u00f3 th\u1ec3 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh s\u00e1ng su\u1ed1t \u0111\u1ec3 b\u1ea3o v\u1ec7 s\u1ee9c kh\u1ecfe l\u00e0n da c\u1ee7a m\u00ecnh. H\u00e3y nh\u1edb thoa l\u1ea1i kem ch\u1ed1ng n\u1eafng th\u01b0\u1eddng xuy\u00ean v\u00e0 ch\u1ecdn s\u1ea3n ph\u1ea9m ph\u00f9 h\u1ee3p v\u1edbi l\u1ed1i s\u1ed1ng c\u1ee7a b\u1ea1n \u0111\u1ec3 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng n\u1eafng t\u1ed1i \u01b0u. <\/p>\n","protected":false},"excerpt":{"rendered":"

Ch\u1ecdn SPF ph\u00f9 h\u1ee3p cho kem ch\u1ed1ng n\u1eafng c\u1ee7a b\u1ea1n l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 ch\u1ed1ng n\u1eafng hi\u1ec7u qu\u1ea3. V\u1edbi v\u00f4 s\u1ed1 t\u00f9y ch\u1ecdn c\u00f3 s\u1eb5n, b\u1ea1n c\u00f3 th\u1ec3 cho\u00e1ng ng\u1ee3p khi x\u00e1c \u0111\u1ecbnh m\u1ee9c SPF n\u00e0o ph\u00f9 h\u1ee3p nh\u1ea5t v\u1edbi nhu c\u1ea7u c\u1ee7a b\u1ea1n. <\/p>\n","protected":false},"author":1,"featured_media":59884,"comment_status":"closed","ping_status":"open","sticky":false,"template":"elementor_theme","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[42],"tags":[],"class_list":["post-59883","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.xiangxiangdaily.com\/vi\/wp-json\/wp\/v2\/posts\/59883","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=59883"}],"version-history":[{"count":3,"href":"https:\/\/www.xiangxiangdaily.com\/vi\/wp-json\/wp\/v2\/posts\/59883\/revisions"}],"predecessor-version":[{"id":105844,"href":"https:\/\/www.xiangxiangdaily.com\/vi\/wp-json\/wp\/v2\/posts\/59883\/revisions\/105844"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.xiangxiangdaily.com\/vi\/wp-json\/wp\/v2\/media\/59884"}],"wp:attachment":[{"href":"https:\/\/www.xiangxiangdaily.com\/vi\/wp-json\/wp\/v2\/media?parent=59883"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xiangxiangdaily.com\/vi\/wp-json\/wp\/v2\/categories?post=59883"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xiangxiangdaily.com\/vi\/wp-json\/wp\/v2\/tags?post=59883"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}