\n N\u1ed9i dung\n <\/div>\n

1. Vitamin C t\u1ef1 nhi\u00ean gi\u00fap b\u1ea3o to\u00e0n h\u00e0ng r\u00e0o \u1ea9m c\u1ee7a da<\/a><\/li>\n
2. L\u00e0m s\u00e1ng da nh\u01b0ng kh\u00f4ng g\u00e2y kh\u00f4 <\/a><\/li>\n
4. T\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 da tr\u01b0\u1edbc tia UV m\u00f9a \u0111\u00f4ng<\/a><\/li>\n
5. H\u1ea5p th\u1ee5 t\u1ed1t h\u01a1n, k\u00edch th\u00edch collagen hi\u1ec7u qu\u1ea3 h\u01a1n<\/a><\/li>\n<\/ul>\n<\/div>\n
Vitamin C<\/a> t\u1eeb l\u00e2u \u0111\u01b0\u1ee3c coi l\u00e0 “ti\u00eau chu\u1ea9n v\u00e0ng” trong ch\u0103m s\u00f3c da<\/a> nh\u1edd kh\u1ea3 n\u0103ng l\u00e0m s\u00e1ng, k\u00edch th\u00edch s\u1ea3n sinh collagen v\u00e0 ch\u1ed1ng oxy h\u00f3a m\u1ea1nh m\u1ebd. Tuy nhi\u00ean, v\u00e0o m\u00f9a \u0111\u00f4ng, khi h\u00e0ng r\u00e0o b\u1ea3o v\u1ec7 da suy y\u1ebfu do kh\u00f4ng kh\u00ed kh\u00f4 l\u1ea1nh v\u00e0 t\u00e1c \u0111\u1ed9ng t\u1eeb m\u00e1y s\u01b0\u1edfi… vi\u1ec7c s\u1eed d\u1ee5ng vitamin C t\u1ed5ng h\u1ee3p n\u1ed3ng \u0111\u1ed9 cao l\u1ea1i tr\u1edf th\u00e0nh “con dao hai l\u01b0\u1ee1i”.<\/p>\n
Th\u1ef1c t\u1ebf cho th\u1ea5y, acid L-ascorbic tinh khi\u1ebft c\u00f3 \u0111\u1ed9 pH th\u1ea5p, d\u1ec5 g\u00e2y ch\u00e2m ch\u00edch, m\u1ea9n \u0111\u1ecf v\u00e0 bong tr\u00f3c, \u0111\u1eb7c bi\u1ec7t v\u1edbi da kh\u00f4 ho\u1eb7c da nh\u1ea1y c\u1ea3m. Ch\u00ednh v\u00ec v\u1eady, xu h\u01b0\u1edbng ch\u0103m s\u00f3c da \u01b0u ti\u00ean vitamin C t\u1ef1 nhi\u00ean chi\u1ebft xu\u1ea5t t\u1eeb to\u00e0n b\u1ed9 th\u1ef1c v\u1eadt, thay v\u00ec ch\u1ec9 t\u1eadp trung v\u00e0o h\u00e0m l\u01b0\u1ee3ng.<\/p>\n
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\n $\"Ch\u0103m$ \n <\/div>
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N\u00ean \u01b0u ti\u00ean vitamin C t\u1ef1 nhi\u00ean t\u1eeb th\u1ef1c v\u1eadt.<\/p>\n<\/figcaption><\/figure>\n
D\u01b0\u1edbi \u0111\u00e2y l\u00e0 5 l\u00fd do v\u00ec sao l\u00e0n da m\u00f9a \u0111\u00f4ng c\u1ee7a b\u1ea1n th\u1ef1c s\u1ef1 c\u1ea7n vitamin C t\u1ef1 nhi\u00ean:<\/i><\/p>\n
1. Vitamin C t\u1ef1 nhi\u00ean gi\u00fap b\u1ea3o to\u00e0n h\u00e0ng r\u00e0o \u1ea9m c\u1ee7a da<\/strong><\/h2>\nV\u00e0o m\u00f9a l\u1ea1nh, h\u00e0ng r\u00e0o lipid b\u1ea3o v\u1ec7 da v\u1ed1n \u0111\u00e3 suy y\u1ebfu. Khi s\u1eed d\u1ee5ng vitamin C t\u1ed5ng h\u1ee3p d\u1ea1ng acid (L-ascorbic acid), \u0111\u1ed9 pH th\u1ea5p c\u00f3 th\u1ec3 ph\u00e1 v\u1ee1 l\u1edbp m\u00e0ng n\u00e0y, d\u1eabn \u0111\u1ebfn kh\u00f4 da<\/a>, k\u00edch \u1ee9ng v\u00e0 th\u1eadm ch\u00ed vi\u00eam da ti\u1ebfp x\u00fac.<\/p>\n
Vitamin C c\u00f3 ngu\u1ed3n g\u1ed1c th\u1ef1c v\u1eadt kh\u00f4ng t\u1ed3n t\u1ea1i \u0111\u01a1n l\u1ebb. Trong qu\u1ea3 t\u1ea7m xu\u00e2n hay h\u1eafc mai bi\u1ec3n, vitamin C \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p c\u00f9ng acid b\u00e9o thi\u1ebft y\u1ebfu v\u00e0 bioflavonoid, gi\u00fap da h\u1ea5p th\u1ee5 nh\u1eb9 nh\u00e0ng h\u01a1n. Thay v\u00ec l\u00e0m t\u1ed5n h\u1ea1i h\u00e0ng r\u00e0o b\u1ea3o v\u1ec7, c\u00e1c ho\u1ea1t ch\u1ea5t n\u00e0y ho\u1ea1t \u0111\u1ed9ng h\u00e0i h\u00f2a v\u1edbi c\u1ea5u tr\u00fac da, ph\u00f9 h\u1ee3p c\u1ea3 v\u1edbi l\u00e0n da nh\u1ea1y c\u1ea3m trong m\u00f9a \u0111\u00f4ng.<\/p>\n
2. L\u00e0m s\u00e1ng da nh\u01b0ng kh\u00f4ng g\u00e2y kh\u00f4 <\/strong><\/h2>\n\u0110\u00e2y l\u00e0 m\u1ed9t l\u1ee3i th\u1ebf l\u1edbn c\u1ee7a vitamin C t\u1ef1 nhi\u00ean. Nhi\u1ec1u serum l\u00e0m s\u00e1ng d<\/a>a cho hi\u1ec7u qu\u1ea3 nhanh nh\u01b0ng l\u1ea1i khi\u1ebfn da kh\u00f4 c\u0103ng, bong tr\u00f3c, m\u1ed9t t\u00e1c d\u1ee5ng ph\u1ee5 kh\u00f4ng mong mu\u1ed1n trong \u0111i\u1ec1u ki\u1ec7n th\u1eddi ti\u1ebft hanh kh\u00f4.<\/p>\n
Trong th\u1ef1c v\u1eadt, vitamin C t\u1ef1 nhi\u00ean hi\u1ebfm khi \u0111\u1ee9ng m\u1ed9t m\u00ecnh. V\u00ed d\u1ee5, d\u1ea7u t\u1ea7m xu\u00e2n ch\u1ee9a vitamin C \u0111i k\u00e8m vitamin E<\/a> v\u00e0 omega-3, 6, gi\u00fap v\u1eeba l\u00e0m m\u1edd th\u00e2m n\u00e1m v\u1eeba duy tr\u00ec \u0111\u1ed9 \u1ea9m cho da. \u0110\u00e2y l\u00e0 c\u01a1 ch\u1ebf hi\u1ec7p \u0111\u1ed3ng \u0111\u00e3 \u0111\u01b0\u1ee3c khoa h\u1ecdc ch\u1ee9ng minh, gi\u00fap da s\u00e1ng h\u01a1n nh\u01b0ng v\u1eabn m\u1ec1m m\u1ea1i, kh\u1ecfe m\u1ea1nh.<\/p>\n
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\n $\"Ch\u0103m$ \n <\/div>
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Vitamin C t\u1ef1 nhi\u00ean l\u00e0m s\u00e1ng da nh\u01b0ng kh\u00f4ng g\u00e2y kh\u00f4 da.<\/p>\n<\/figcaption><\/figure>\n
3. \u0110\u1ed9 \u1ed5n \u0111\u1ecbnh <\/strong><\/p>\n
Serum vitamin C \u0111\u1ed5i m\u00e0u, c\u00f3 m\u00f9i kim lo\u1ea1i sau v\u00e0i tu\u1ea7n s\u1eed d\u1ee5ng l\u00e0 d\u1ea5u hi\u1ec7u c\u1ee7a qu\u00e1 tr\u00ecnh oxy h\u00f3a. Khi \u0111\u00f3, vitamin C g\u1ea7n nh\u01b0 m\u1ea5t t\u00e1c d\u1ee5ng, th\u1eadm ch\u00ed c\u00f2n g\u00e2y h\u1ea1i cho da.<\/p>\n
Trong c\u00e1c lo\u1ea1i qu\u1ea3 gi\u00e0u vitamin C \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 b\u1edfi h\u1ec7 th\u1ed1ng ch\u1ea5t ch\u1ed1ng oxy h\u00f3a t\u1ef1 nhi\u00ean c\u1ee7a ch\u00ednh c\u00e2y. Nh\u1edd v\u1eady, ho\u1ea1t ch\u1ea5t \u1ed5n \u0111\u1ecbnh h\u01a1n, \u00edt b\u1ecb ph\u00e2n h\u1ee7y khi ti\u1ebfp x\u00fac v\u1edbi kh\u00f4ng kh\u00ed v\u00e0 \u00e1nh s\u00e1ng. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o hi\u1ec7u qu\u1ea3 ch\u0103m s\u00f3c da \u0111\u01b0\u1ee3c duy tr\u00ec xuy\u00ean su\u1ed1t m\u00f9a \u0111\u00f4ng.<\/p>\n
4. T\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 da tr\u01b0\u1edbc tia UV m\u00f9a \u0111\u00f4ng<\/strong><\/h2>\n
D\u00f9 tia UVB g\u00e2y ch\u00e1y n\u1eafng y\u1ebfu h\u01a1n, tia UVA, th\u1ee7 ph\u1ea1m g\u00e2y l\u00e3o h\u00f3a, v\u1eabn ho\u1ea1t \u0111\u1ed9ng m\u1ea1nh v\u00e0 c\u00f3 th\u1ec3 xuy\u00ean qua m\u00e2y, k\u00ednh c\u1eeda s\u1ed5.<\/p>\n
Vitamin C l\u00e0 ch\u1ea5t trung h\u00f2a g\u1ed1c t\u1ef1 do hi\u1ec7u qu\u1ea3, gi\u00fap gi\u1ea3m t\u1ed5n th\u01b0\u01a1ng collagen do tia UVA v\u00e0 \u00f4 nhi\u1ec5m m\u00f4i tr\u01b0\u1eddng. Khi s\u1eed d\u1ee5ng vitamin C t\u1ef1 nhi\u00ean d\u01b0\u1edbi l\u1edbp kem ch\u1ed1ng n\u1eafng, b\u1ea1n t\u1ea1o ra l\u1edbp b\u1ea3o v\u1ec7 k\u00e9p, \u0111\u1eb7c bi\u1ec7t c\u1ea7n thi\u1ebft trong m\u00f9a \u0111\u00f4ng khi nhi\u1ec1u ng\u01b0\u1eddi ch\u1ee7 quan v\u1edbi ch\u1ed1ng n\u1eafng.<\/p>\n
5. H\u1ea5p th\u1ee5 t\u1ed1t h\u01a1n, k\u00edch th\u00edch collagen hi\u1ec7u qu\u1ea3 h\u01a1n<\/strong><\/h2>\n
Da \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ng\u0103n ch\u1eb7n s\u1ef1 x\u00e2m nh\u1eadp t\u1eeb b\u00ean ngo\u00e0i. Nhi\u1ec1u ho\u1ea1t ch\u1ea5t t\u1ed5ng h\u1ee3p c\u00f3 k\u00edch th\u01b0\u1edbc ph\u00e2n t\u1eed l\u1edbn ch\u1ec9 n\u1eb1m tr\u00ean b\u1ec1 m\u1eb7t da. Vitamin C t\u1ef1 nhi\u00ean \u0111i k\u00e8m bioflavonoid, gi\u00fap c\u01a1 th\u1ec3 nh\u1eadn di\u1ec7n v\u00e0 h\u1ea5p th\u1ee5 hi\u1ec7u qu\u1ea3 h\u01a1n. Khi \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o da, vitamin C nhanh ch\u00f3ng tham gia v\u00e0o qu\u00e1 tr\u00ecnh t\u1ed5ng h\u1ee3p collagen, c\u1ea3i thi\u1ec7n \u0111\u1ed9 \u0111\u00e0n h\u1ed3i v\u00e0 gi\u1ea3m n\u1ebfp nh\u0103n – \u0111i\u1ec1u \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng khi da d\u1ec5 l\u00e3o h\u00f3a h\u01a1n trong m\u00f9a \u0111\u00f4ng.<\/p>\n
N\u1ebfu serum vitamin C m\u00e0 b\u1ea1n \u0111ang d\u00f9ng g\u00e2y ch\u00e2m ch\u00edch ho\u1eb7c kh\u00f4 da, v\u1ea5n \u0111\u1ec1 kh\u00f4ng n\u1eb1m \u1edf vitamin C m\u00e0 \u1edf ngu\u1ed3n g\u1ed1c v\u00e0 c\u1ea5u tr\u00fac c\u1ee7a n\u00f3. Thay v\u00ec ch\u1ea1y theo n\u1ed3ng \u0111\u1ed9 cao, h\u00e3y \u01b0u ti\u00ean c\u00e1c s\u1ea3n ph\u1ea9m ch\u1ee9a vitamin C t\u1ef1 nhi\u00ean. M\u1ed9t l\u1ef1a ch\u1ecdn \u0111\u00fang \u0111\u1eafn kh\u00f4ng ch\u1ec9 gi\u00fap da s\u00e1ng kh\u1ecfe h\u01a1n trong m\u00f9a \u0111\u00f4ng, m\u00e0 c\u00f2n x\u00e2y d\u1ef1ng n\u1ec1n t\u1ea3ng da b\u1ec1n v\u1eefng l\u00e2u d\u00e0i.<\/p>\n
\n $\"7$ <\/a>7 l\u00fd do vitamin C l\u00e0 ‘b\u1ea1n th\u00e2n’ c\u1ee7a l\u00e0n da<\/a><\/p>\n
SK\u0110S – Kh\u00f4ng ch\u1ec9 \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn nh\u01b0 ch\u1ea5t ch\u1ed1ng oxy h\u00f3a, t\u0103ng c\u01b0\u1eddng mi\u1ec5n d\u1ecbch, ph\u00f2ng ng\u1eeba b\u1ec7nh m\u1ea1n t\u00ednh, vitamin C c\u00f2n gi\u1eef vai tr\u00f2 then ch\u1ed1t trong vi\u1ec7c b\u1ea3o v\u1ec7, nu\u00f4i d\u01b0\u1ee1ng v\u00e0 tr\u1ebb h\u00f3a l\u00e0n da.<\/p>\n<\/div>\n
M\u1eddi xem th\u00eam video \u0111\u01b0\u1ee3c quan t\u00e2m:<\/b><\/p>\n
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\u0110i\u1ec1u g\u00ec s\u1ebd x\u1ea3y ra khi \u0103n m\u1ed9t qu\u1ea3 cam m\u1ed7i ng\u00e0y.<\/p>\n<\/p><\/div>\n<\/div>\n
<\/p>\n
<\/p>\n","protected":false},"excerpt":{"rendered":"
N\u1ed9i dung 1. Vitamin C t\u1ef1 nhi\u00ean gi\u00fap b\u1ea3o to\u00e0n h\u00e0ng r\u00e0o \u1ea9m c\u1ee7a da 2. L\u00e0m s\u00e1ng da nh\u01b0ng kh\u00f4ng g\u00e2y kh\u00f4 4. T\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 da tr\u01b0\u1edbc tia UV m\u00f9a \u0111\u00f4ng 5. H\u1ea5p th\u1ee5 t\u1ed1t h\u01a1n, k\u00edch th\u00edch collagen hi\u1ec7u qu\u1ea3 h\u01a1n Vitamin C t\u1eeb l\u00e2u \u0111\u01b0\u1ee3c coi l\u00e0 “ti\u00eau […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[],"class_list":["post-1743","post","type-post","status-publish","format-standard","hentry","category-me-va-be"],"_links":{"self":[{"href":"http:\/\/ytevn.com\/index.php?rest_route=\/wp\/v2\/posts\/1743","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/ytevn.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/ytevn.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/ytevn.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/ytevn.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1743"}],"version-history":[{"count":0,"href":"http:\/\/ytevn.com\/index.php?rest_route=\/wp\/v2\/posts\/1743\/revisions"}],"wp:attachment":[{"href":"http:\/\/ytevn.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1743"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/ytevn.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1743"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/ytevn.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1743"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}