Khi \u0111\u1ec1 c\u1eadp \u0111\u1ebfn \u0111\u1ed9 PH nhi\u1ec1u trong s\u1ed1 ch\u00fang ta s\u1ebd ngay l\u1eadp t\u1ee9c ngh\u0129 \u0111\u1ebfn l\u1edbp h\u1ecdc h\u00f3a h\u1ecdc. \u0110\u00f3 c\u00f3 ph\u1ea3i l\u00e0 m\u00f4n h\u1ecdc y\u00eau th\u00edch c\u1ee7a b\u1ea1n? Ch\u1eafc h\u1eb3n kh\u00f4ng m\u1ea5y ai th\u00edch th\u00fa khi nghe v\u1ec1 qu\u00e1 tr\u00ecnh oxi h\u00f3a, entropy v\u00e0 carbon, \u0111\u00f3 l\u00e0 l\u00ed do t\u1ea1i sao ch\u00fang t\u00f4i s\u1ebd ch\u1ec9 \u0111\u01b0a ra nh\u1eefng ki\u1ebfn th\u1ee9c ng\u1eafn g\u1ecdn v\u00e0 c\u1ea7n thi\u1ebft!<\/p>\n
- \n
- PH l\u00e0 thang \u0111\u1ed9 n\u1ed3ng \u0111\u1ed9 acid ho\u1eb7c ki\u1ec1m.<\/li>\n
- Bi\u1ebfn thi\u00ean t\u1eeb 0 \u0111\u1ebfn 14, 7 l\u00e0 m\u1ee9c trung t\u00ednh.<\/li>\n
- PH d\u01b0\u1edbi 7 c\u00f3 t\u00ednh acid c\u00f2n tr\u00ean 7 mang t\u00ednh ki\u1ec1m.<\/li>\n<\/ul>\n
V\u00e0 vi\u1ec7c gi\u1eef \u0111\u1ed9 PH n\u1eb1m gi\u1eefa m\u1ee9c ki\u1ec1m v\u00e0 acid r\u1ea5t quan tr\u1ecdng cho s\u1ee9c kh\u1ecfe t\u1ed5ng th\u1ec3, v\u00ec m\u1eb7c d\u00f9 c\u00e1c c\u01a1 quan trong c\u01a1 th\u1ec3 l\u00e0m vi\u1ec7c \u0111\u1ec3 duy tr\u00ec m\u1ee9c PH t\u1ed1t nh\u1ea5t c\u00f3 th\u1ec3 tuy nhi\u00ean s\u1ebd r\u1ea5t t\u1ed1t n\u1ebfu b\u1ea1n gi\u00fap c\u00e2n b\u1eb1ng n\u00f3. N\u00f3i nh\u01b0 v\u1eady l\u00e0 \u0111\u1ee7. H\u00e3y quay l\u1ea1i v\u1edbi v\u1ea5n \u0111\u1ec1 d\u01b0\u1ee1ng da c\u1ee7a b\u1ea1n.<\/p>\n
Khi sinh ra \u0111\u1ed9 PH c\u1ee7a da<\/strong> b\u1ea1n l\u00e0 7 (trung t\u00ednh). Sau m\u1ed9t th\u1eddi gian n\u00f3 b\u1eaft \u0111\u1ea7u thay \u0111\u1ed5i, d\u1ea7n mang t\u00ednh acid, \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u201cl\u1edbp v\u1ecf acid\u201d \u2013 m\u1ed9t t\u1ea5m ch\u1eafn t\u1ef1 nhi\u00ean nh\u1eb1m ch\u1ed1ng l\u1ea1i vi khu\u1ea9n v\u00e0 b\u1ea3o v\u1ec7 da (c\u01a1 quan l\u1edbn nh\u1ea5t tr\u00ean c\u01a1 th\u1ec3 \u0111\u00f3ng vai tr\u00f2 nh\u01b0 h\u00e0ng r\u00e0o ng\u0103n c\u00e1ch c\u01a1 th\u1ec3 v\u1edbi m\u00f4i tr\u01b0\u1eddng xung quanh).<\/p>\n
Th\u00f4ng th\u01b0\u1eddng th\u00ec \u0111\u1ed9 PH c\u1ee7a da trong su\u1ed1t cu\u1ed9c \u0111\u1eddi l\u00e0 t\u01b0 4,5 \u0111\u1ebfn 6 (da d\u1ea7u th\u01b0\u1eddng c\u00f3 PH kho\u1ea3ng 5,5 \u0111\u1ebfn 6 v\u00e0 da kh\u00f4 kho\u1ea3ng 4,5).<\/p>\n
![](\"http:\/\/lacongaithattuyet.vn\/wp-content\/uploads\/2017\/01\/can-bang-do-ph-cho-da-la-gi-nhu-the-nao.png\")
<\/p>\n\u0110i\u1ec1u quan tr\u1ecdng c\u1ea7n l\u01b0u \u00fd l\u00e0 t\u1ea5t c\u1ea3 c\u00e1c ch\u1ea5t m\u00e0 da b\u1ea1n ti\u1ebfp x\u00fac (lotion, x\u00e0 ph\u00f2ng, toner v\u00e0 k\u1ec3 c\u1ea3 nh\u1eefng nh\u00e2n t\u1ed1 b\u00ean ngo\u00e0i nh\u01b0 n\u01b0\u1edbc, gi\u00f3, kh\u00f3i) c\u00f3 \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn \u0111\u1ed9 PH c\u1ee7a da.<\/p>\n
N\u00f3i m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n, vi khu\u1ea9n kh\u00f4ng th\u00edch h\u1ee3p trong \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng acid.<\/p>\n
Acid c\u00f3 hi\u1ec7u qu\u1ea3 kh\u00e1ng khu\u1ea9n (\u1ee9c ch\u1ebf s\u1ef1 t\u0103ng tr\u01b0\u1edfng c\u1ee7a vi khu\u1ea9n) v\u00e0 th\u1eadm ch\u00ed c\u00f3 th\u1ec3 gi\u1ebft m\u1ed9t s\u1ed1 ch\u1ee7ng vi khu\u1ea9n, t\u00f9y thu\u1ed9c v\u00e0o \u0111\u1ed9 nh\u1ea1y c\u1ea3m c\u1ee7a ch\u00fang v\u1edbi m\u00f4i tr\u01b0\u1eddng acid. \u0110\u00f3 l\u00e0 l\u00ed do t\u1ea1i sao da d\u1ea7u th\u01b0\u1eddng c\u00f3 xu h\u01b0\u1edbng mang t\u00ednh ki\u1ec1m (do s\u1ef1 t\u0103ng ti\u1ebft b\u00e3 nh\u1eddn), v\u00e0 th\u01b0\u1eddng d\u1ec5 b\u1ecb nhi\u1ec5m tr\u00f9ng, do vi khu\u1ea9n ph\u00e1t tri\u1ec3n v\u00e0 sinh tr\u01b0\u1edfng trong m\u00f4i tr\u01b0\u1eddng ki\u1ec1m h\u01a1n (\u0111\u00e2y l\u00e0 l\u00ed do t\u1ea1i sao ch\u1ee9c n\u0103ng ch\u1ee7 y\u1ebfu v\u00e0 m\u1ee5c \u0111\u00edch c\u1ee7a c\u00e1c s\u1ea3n ph\u1ea9m tr\u1ecb m\u1ee5n l\u00e0 c\u00e2n b\u1eb1ng \u0111\u1ed9 PH cho da).<\/p>\n
B\u00ean c\u1ea1nh \u0111\u00f3, theo m\u1ed9t b\u00e0i b\u00e1o ph\u00e1t h\u00e0nh b\u1edfi t\u1ea1p ch\u00ed The British Journal of Dermatology, m\u1ed9t khi da tr\u1edf n\u00ean ki\u1ec1m h\u01a1n th\u00ec nguy c\u01a1 b\u1ecb t\u00e1c \u0111\u1ed9ng b\u1edfi \u1ea3nh n\u1eafng m\u1eb7t tr\u1eddi v\u00e0 t\u0103ng t\u1ed1c \u0111\u1ed9 l\u00e3o h\u00f3a.<\/p>\n
N\u1ebfu \u0111\u1ed9 PH b\u1ecb ph\u00e1 v\u1ee1, l\u00e0n da s\u1ebd kh\u00f4ng \u0111\u1ec3 nguy\u00ean nh\u01b0 v\u1eady \u2013 n\u00f3 c\u00f3 c\u01a1 ch\u1ebf t\u1ef1 nhi\u00ean \u0111\u1ec3 tr\u1ea3 l\u1ea1i tr\u1ea1ng th\u00e1i c\u00e2n b\u1eb1ng.<\/p>\n
M\u1ed3 h\u00f4i ch\u00fang ta ti\u1ebft ra c\u00f3 ch\u1ee9a mu\u1ed1i v\u00e0 c\u00e1c nguy\u00ean t\u1ed1 vi l\u01b0\u1ee3ng c\u00f3 xu h\u01b0\u1edbng khi\u1ebfn cho da mang t\u00ednh acid h\u01a1n, trong khi b\u00e3 nh\u1eddn l\u1ea1i khi\u1ebfn da mang t\u00ednh ki\u1ec1m h\u01a1n. Bi\u1ec3u b\u00ec staphylococcus (m\u1ed9t lo\u1ea1i vi khu\u1ea9n c\u00f3 l\u1ee3i s\u1ed1ng tr\u00ean da) c\u00f3 kh\u1ea3 n\u0103ng chuy\u1ec3n h\u00f3a b\u00e3 nh\u1eddn v\u00e0 nh\u1eefng ph\u1ee5 ph\u1ea9m t\u1ea1o ra th\u1ef1c s\u1ef1 l\u00e0m t\u0103ng t\u00ednh acid cho da \u2013 \u0111\u00f3 l\u00e0 c\u00e1ch lo\u1ea1i l\u1ee3i khu\u1ea9n n\u00e0y b\u1ea3o v\u1ec7 b\u1ea1n kh\u1ecfi c\u00e1c vi khu\u1ea9n g\u00e2y h\u1ea1i kh\u00e1c.<\/p>\n
\u0110i\u1ec1u quan tr\u1ecdng \u1edf \u0111\u00e2y l\u00e0 m\u1eb7c d\u00f9 l\u00e0n da c\u00f3 c\u00e1ch b\u00f9 tr\u1eeb \u0111\u1ec3 duy tr\u00ec c\u00e2n b\u1eb1ng PH cho da, nh\u01b0ng ch\u00fang ta \u0111\u1eebng n\u00ean ch\u1ec9 d\u1ef1a v\u00e0o n\u00f3. B\u1ea1n c\u1ea7n ch\u1ecdn cho m\u00ecnh m\u1ed9t s\u1ea3n ph\u1ea9m th\u1eadt s\u00e1ng su\u1ed1t.<\/p>\n
M\u1ed9t trong nh\u1eefng con \u0111\u01b0\u1eddng ph\u1ed5 bi\u1ebfn d\u1eabn \u0111\u1ebfn ph\u00e1 v\u1ee1 c\u00e2n b\u1eb1ng PH c\u1ee7a da<\/em> l\u00e0 d\u00f9ng x\u00e0 ph\u00f2ng hay c\u00e1c ch\u1ea5t t\u1ea9y r\u1eeda m\u1ea1nh do t\u00ednh ki\u1ec1m cao c\u1ee7a ch\u00fang (PH t\u1eeb 9 \u0111\u1ebfn 11).<\/p>\n
Ch\u00fang kh\u00f4ng ch\u1ec9 ki\u1ec1m h\u00f3a l\u00e0n da (t\u1ea1o \u0111i\u1ec1u ki\u1ec7n cho vi khu\u1ea9n h\u00f2anh h\u00e0nh) m\u00e0 c\u00f2n\u00a0 ph\u00e1 v\u1ee1 li\u00ean k\u1ebft bi\u1ec3u b\u00ec \u2013 l\u00e0 h\u00e0ng r\u00e0o b\u1ea3o v\u1ec7 v\u00e0 gi\u00fap da duy tr\u00ec \u0111\u1ed9 kh\u1ecfe, ng\u0103n kh\u00f4ng l\u00e0m n\u01b0\u1edbc bay h\u01a1i.<\/p>\n
C\u00f3 th\u1ec3 \u0111\u00e3 \u0111\u1ebfn l\u00fac b\u1ea1n c\u1ea7n thay \u0111\u1ed5i s\u1eefa r\u1eeda m\u1eb7t. \u0110\u1eebng nh\u1ea7m l\u1eabn c\u1ea3m gi\u00e1c \u201cs\u1ea1ch bong kin k\u00edt\u201d v\u1edbi vi\u1ec7c s\u1ea1ch th\u1ef1c s\u1ef1. \u201cS\u1ea1ch bong kin k\u00edt\u201d th\u01b0\u1eddng c\u00f3 ngh\u0129a l\u00e0 l\u00e0m kh\u00f4 da khi\u1ebfn ch\u00fang m\u1ea5t h\u1ebft b\u00e3 nh\u1eddn, \u0111i\u1ec1u n\u00e0y b\u1ea1n c\u00f3 th\u1ec3 th\u1ea5y \u0111\u01b0\u1ee3c l\u00e0 kh\u00f4ng h\u1ec1 t\u1ed1t ch\u00fat n\u00e0o.<\/p>\n
H\u00e3y lu\u00f4n t\u00ecm nh\u1eefng s\u1ea3n ph\u1ea9m kh\u00f4ng x\u00e0 ph\u00f2ng, ch\u00fang kh\u00f4ng ch\u1ee9a ch\u1ea5t b\u00e0o m\u00f2n\/ ch\u1ea5t t\u1ea9y r\u1eeda.<\/p>\n
N\u01b0\u1edbc c\u00f3 PH l\u00e0 7 v\u00e0 s\u1ef1 c\u00f3 m\u1eb7t c\u1ee7a c\u1ed3n trong c\u00e1c s\u1ea3n ph\u1ea9m ch\u0103m s\u00f3c da l\u00e0 m\u1ed9t nh\u00e2n t\u1ed1 kh\u00e1c khi\u1ebfn cho \u0111\u1ed9 PH b\u00ecnh th\u01b0\u1eddng c\u1ee7a da thay \u0111\u1ed5i d\u1eabn \u0111\u1ebfn s\u1ef1 thay \u0111\u1ed5i trong c\u1ea5u tr\u00fac v\u00e0 c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a n\u00f3.<\/p>\n
N\u1ebfu b\u1ea1n s\u1edf h\u1eefu l\u00e0n da kh\u00f4 t\u1ef1 nhi\u00ean, d\u1ebd b\u1ecb k\u00edch \u1ee9ng, ngh\u0129a l\u00e0, nh\u01b0 \u0111\u00e3 \u0111\u1ec1 c\u1eadp \u1edf tr\u00ean, PH c\u00f3 t\u00ednh ki\u1ec1m h\u01a1n, do v\u1eady vi\u1ec7c tr\u00e1nh d\u00f9ng x\u00e0 ph\u00f2ng l\u00e0 b\u1eaft bu\u1ed9c, b\u1edfi v\u00ec vi\u1ec7c khi\u1ebfn cho da ki\u1ec1m h\u01a1n s\u1ebd khi\u1ebfn cho v\u1ea5n \u0111\u1ec1 tr\u1ea7m tr\u1ecdng h\u01a1n.<\/p>\n
Kh\u00f4ng coi tr\u1ecdng\u00a0 t\u1ea7m quan tr\u1ecdng c\u1ee7a kem d\u01b0\u1ee1ng \u1ea9m, c\u0169ng s\u1ebd khi\u1ebfn ph\u00e1 v\u1ee1 h\u00e0ng r\u00e0o b\u1ea3o v\u1ec7 da v\u00e0 do \u0111\u00f3 l\u00e0m thay \u0111\u1ed5i PH. L\u00e0n da c\u1ea7n \u0111\u01b0\u1ee3c d\u01b0\u1ee1ng \u1ea9m th\u01b0\u1eddng xuy\u00ean \u0111\u1ec3 duy tr\u00ec c\u00e2n b\u1eb1ng v\u00e0 \u0111\u1ed9 kh\u1ecfe. V\u00e0 khi da kh\u1ecfe n\u00f3 s\u1ebd bi\u1ec3u hi\u1ec7n ra b\u00ean ngo\u00e0i. Ch\u00fang t\u00f4i khuy\u00ean b\u1ea1n t\u00ecm ki\u1ebfm lo\u1ea1i b\u1ea1n y\u00eau th\u00edch, nh\u01b0ng n\u1ebfu \u0111ang ph\u1ea3i chi\u1ebfn \u0111\u1ea5u v\u1edbi l\u00e0n da kh\u00f4 v\u00e0 c\u1ea7n m\u1ed9t s\u1ea3n ph\u1ea9m h\u1eefu c\u01a1 \u0111\u1ec3 thay th\u1ebf, b\u1ea1n c\u00f3 th\u1ec3 c\u1ea7n \u0111\u1ebfn kem d\u01b0\u1ee1ng \u1ea9m h\u00e0ng ng\u00e0y Hyaluronan Daily Moisture Cr\u00e8me c\u1ee7a Lamav.<\/p>\n
C\u00e1c nh\u00e2n t\u1ed1 b\u00ean ngo\u00e0i nh\u01b0 ph\u01a1i n\u1eafng qu\u00e1 nhi\u1ec1u, th\u1eddi ti\u1ebft qu\u00e1 kh\u00f4 hay qu\u00e1 l\u1ea1nh v\u00e0 nh\u1eefng th\u00f3i quen x\u1ea5u nh\u01b0 h\u00fat thu\u1ed1c, u\u1ed1ng qu\u00e1 nhi\u1ec1u r\u01b0\u1ee3u v\u00e0 kh\u00f4ng cung c\u1ea5p \u0111\u1ee7 n\u01b0\u1edbc c\u00f9ng v\u1edbi c\u0103ng th\u1eb3ng, thi\u1ebfu ng\u1ee7 v\u00e0 m\u1ea5t c\u00e2n b\u1eb1ng hormone c\u0169ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 PH trong c\u01a1 th\u1ec3, t\u1ea5t c\u1ea3 ch\u00fang kh\u00f4ng s\u1edbm th\u00ec mu\u1ed9n s\u1ebd bi\u1ec3u hi\u1ec7n l\u00ean khu\u00f4n m\u1eb7t b\u1ea1n.<\/p>\n
\u0110i\u1ec1u cu\u1ed1i c\u00f9ng nh\u01b0ng kh\u00f4ng k\u00e9m ph\u1ea7n quan tr\u1ecdng, m\u1ed9t nh\u00e2n t\u1ed1 kh\u00e1c n\u1eefa l\u00e0 b\u1ea1n kh\u00f4ng n\u00ean ng\u00f3 l\u01a1 ch\u1ebf d\u1ed9 \u0103n u\u1ed1ng. N\u1ebfu b\u1ea1n l\u00e0m ph\u00e1 v\u1ee1 \u0111\u1ed9 PH trong c\u01a1 th\u1ec3 b\u1eb1ng vi\u1ec7c \u0103n th\u1ef1c ph\u1ea9m kh\u00f4ng th\u00edch h\u1ee3p (qu\u00e1 nhi\u1ec1u \u0111\u01b0\u1eddng, c\u00e1c lo\u1ea1i carb \u0111\u01a1n gi\u1ea3n, c\u1ed3n, .. ) n\u00f3 c\u0169ng s\u1ebd bi\u1ec3u hi\u1ec7n l\u00ean tr\u00ean khu\u00f4n m\u1eb7t b\u1ea1n. R\u1ea5t nhi\u1ec1u th\u1ef1c ph\u1ea9m v\u00e0 rau c\u1ee7 t\u01b0\u01a1i c\u1ea7n \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o th\u1ef1c \u0111\u01a1n \u0103n u\u1ed1ng c\u1ee7a b\u1ea1n! H\u00e3y c\u1ed1 g\u1eafng d\u00f9ng lo\u1ea1i s\u1ea3n ph\u1ea9m \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t h\u1eefu c\u01a1 nh\u00e9!<\/p>\n
Tu khoa:<\/p>\n
- \n
- \u0111\u1ed9 ph c\u1ee7a\u00a0s\u1eefa r\u1eeda m\u1eb7t<\/em><\/li>\n
- c\u00e1ch t\u00ednh\u00a0\u0111\u1ed9 ph<\/em><\/li>\n
- \u0111\u1ed9 ph c\u1ee7a da\u00a0l\u00e0 g\u00ec<\/em><\/li>\n
- \u0111\u1ed9 ph\u00a0trong m\u1ef9 ph\u1ea9m<\/em><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"
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