{"id":9619,"date":"2025-04-12T15:11:25","date_gmt":"2025-04-12T08:11:25","guid":{"rendered":"https:\/\/drnguyengiap.com\/?p=9619"},"modified":"2025-12-04T17:13:34","modified_gmt":"2025-12-04T10:13:34","slug":"vitamin-pp-co-tac-dung-gi-cho-da","status":"publish","type":"post","link":"https:\/\/drnguyengiap.com\/en\/what-effect-does-vitamin-pp-have-on-the-skin\/","title":{"rendered":"Vitamin PP: Benefits for Your Skin"},"content":{"rendered":"<p><b>What is Vitamin PP? Its Role in the Body and Skin<\/b><\/p>\n<p>Vitamin PP, also known as Niacinamide, is one of the most popular skincare ingredients today due to its ability to improve overall skin health. Not only does it provide hydration and brighten the skin, but it also helps treat acne, combat aging, and protect the skin from environmental damage. Let\u2019s explore the benefits of Vitamin PP and how to use it effectively <a href=\"\/en\/\"><strong>with Dr. Nguyen Giap<\/strong><\/a> in the article below.<\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-9626\" title=\"lan-da-me-va-after-su-dung-niacinamide\" src=\"https:\/\/drnguyengiap.com\/wp-content\/uploads\/2025\/04\/lan-da-truoc-va-sau-khi-su-dung-niacinamide.webp\" alt=\"skin truoc va after su dung niacinamide\" width=\"800\" height=\"800\" srcset=\"https:\/\/drnguyengiap.com\/wp-content\/uploads\/2025\/04\/lan-da-truoc-va-sau-khi-su-dung-niacinamide.webp 800w, https:\/\/drnguyengiap.com\/wp-content\/uploads\/2025\/04\/lan-da-truoc-va-sau-khi-su-dung-niacinamide-300x300.webp 300w, https:\/\/drnguyengiap.com\/wp-content\/uploads\/2025\/04\/lan-da-truoc-va-sau-khi-su-dung-niacinamide-150x150.webp 150w, https:\/\/drnguyengiap.com\/wp-content\/uploads\/2025\/04\/lan-da-truoc-va-sau-khi-su-dung-niacinamide-768x768.webp 768w, https:\/\/drnguyengiap.com\/wp-content\/uploads\/2025\/04\/lan-da-truoc-va-sau-khi-su-dung-niacinamide-12x12.webp 12w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/p>\n<p>&nbsp;<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_71 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Main Contents <\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Clinic Overview<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/drnguyengiap.com\/en\/what-effect-does-vitamin-pp-have-on-the-skin\/#Vitamin_PP_la_gi_Vai_tro_cua_vitamin_PP_trong_co_the_va_lan_da\" title=\"What is Vitamin PP? Its Role in the Body and Skin\">What is Vitamin PP? Its Role in the Body and Skin<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/drnguyengiap.com\/en\/what-effect-does-vitamin-pp-have-on-the-skin\/#Tac_dung_cua_vitamin_PP_doi_voi_lan_da\" title=\"Benefits of Vitamin PP for Skin\">Benefits of Vitamin PP for Skin<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/drnguyengiap.com\/en\/what-effect-does-vitamin-pp-have-on-the-skin\/#Duong_am_va_cung_co_hang_rao_bao_ve_da\" title=\"Hydration and Strengthening the Skin Barrier\">Hydration and Strengthening the Skin Barrier<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/drnguyengiap.com\/en\/what-effect-does-vitamin-pp-have-on-the-skin\/#Lam_sang_da_giam_tham_nam\" title=\"Brightening Skin and Reducing Dark Spots\">Brightening Skin and Reducing Dark Spots<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/drnguyengiap.com\/en\/what-effect-does-vitamin-pp-have-on-the-skin\/#Ho_tro_dieu_tri_mun\" title=\"Supporting Acne Treatment\">Supporting Acne Treatment<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/drnguyengiap.com\/en\/what-effect-does-vitamin-pp-have-on-the-skin\/#Ngan_ngua_lao_hoa_da\" title=\"Prevent skin aging\">Prevent skin aging<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/drnguyengiap.com\/en\/what-effect-does-vitamin-pp-have-on-the-skin\/#Chong_oxy_hoa_bao_ve_da_khoi_tac_dong_moi_truong\" title=\"Anti-oxidant, protects the skin from environmental impact\">Anti-oxidant, protects the skin from environmental impact<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/drnguyengiap.com\/en\/what-effect-does-vitamin-pp-have-on-the-skin\/#Nguon_bo_sung_vitamin_PP_lam_dep_cho_lan_da\" title=\"Additional source of vitamins PP beauty for skin\">Additional source of vitamins PP beauty for skin<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/drnguyengiap.com\/en\/what-effect-does-vitamin-pp-have-on-the-skin\/#Lieu_luong_va_cach_su_dung_vitamin_PP\" title=\"Dosage and how to use vitamin PP:\">Dosage and how to use vitamin PP:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/drnguyengiap.com\/en\/what-effect-does-vitamin-pp-have-on-the-skin\/#Tom_Lai\" title=\"Summary\">Summary<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Vitamin_PP_la_gi_Vai_tro_cua_vitamin_PP_trong_co_the_va_lan_da\"><\/span><b>What is Vitamin PP? Its Role in the Body and Skin<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Vitamin PP, or Niacinamide, is a form of Vitamin B3. It is an essential nutrient not only for overall health but also plays a crucial role in maintaining healthy skin.<\/p>\n<p>In the body, Vitamin PP aids in energy metabolism, supports the nervous system, and maintains organ function. For the skin, Niacinamide is vital for strengthening the skin barrier, controlling excess oil, brightening skin tone, and preventing aging. This explains why it appears in many skincare products, from moisturizers <a href=\"https:\/\/drnguyengiap.com\/en\/what-is-serum\/\">to serums<\/a> and sunscreens.<\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: center;\"><strong><a class=\"hotline-button\" href=\"tel:0909 886 054\">BOOKING FOR DIRECT CONSULTATION<\/a><\/strong><\/p>\n<p>&nbsp;<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Tac_dung_cua_vitamin_PP_doi_voi_lan_da\"><\/span><b>Benefits of Vitamin PP for Skin<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Duong_am_va_cung_co_hang_rao_bao_ve_da\"><\/span><b>Hydration and Strengthening the Skin Barrier<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Healthy skin relies on an effective barrier to maintain moisture and protect against environmental harm. Vitamin PP enhances ceramide production, a vital component of the skin barrier, improving moisture retention and reducing dryness and flakiness.<\/p>\n<p>Additionally, Vitamin PP soothes <a href=\"https:\/\/drnguyengiap.com\/en\/what-is-sensitive-skin-face\/\">Sensitive Skin:<\/a>,  alleviates irritation, and helps restore damaged skin barriers from cosmetics or environmental factors.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Lam_sang_da_giam_tham_nam\"><\/span><b>Brightening Skin and Reducing Dark Spots<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>One of the standout benefits of Vitamin PP is its ability to inhibit melanin production, which causes darkening and hyperpigmentation. As a result, Niacinamide naturally brightens the skin, evens out skin tone, and reduces brown spots.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-9625\" title=\"vitamin-pp-va-tac-content-big-pussy-for-da\" src=\"https:\/\/drnguyengiap.com\/wp-content\/uploads\/2025\/04\/vitamin-pp-va-tac-dung-duong-am-cho-da.webp\" alt=\"vitamin pp va tac dung street, close to the skin\" width=\"800\" height=\"800\" srcset=\"https:\/\/drnguyengiap.com\/wp-content\/uploads\/2025\/04\/vitamin-pp-va-tac-dung-duong-am-cho-da.webp 800w, https:\/\/drnguyengiap.com\/wp-content\/uploads\/2025\/04\/vitamin-pp-va-tac-dung-duong-am-cho-da-300x300.webp 300w, https:\/\/drnguyengiap.com\/wp-content\/uploads\/2025\/04\/vitamin-pp-va-tac-dung-duong-am-cho-da-150x150.webp 150w, https:\/\/drnguyengiap.com\/wp-content\/uploads\/2025\/04\/vitamin-pp-va-tac-dung-duong-am-cho-da-768x768.webp 768w, https:\/\/drnguyengiap.com\/wp-content\/uploads\/2025\/04\/vitamin-pp-va-tac-dung-duong-am-cho-da-12x12.webp 12w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/p>\n<p>Furthermore, it boosts cell regeneration, helping the skin appear radiant and youthful without the irritation associated with harsher brightening agents.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Ho_tro_dieu_tri_mun\"><\/span><b>Supporting Acne Treatment<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Acne appears due to many causes, in which there is an imbalance excess oil on the skin and inflammation. Vitamin PP helps to control sebum, reduce <a href=\"https:\/\/drnguyengiap.com\/en\/what-is-oily-skin-type\/\">status oily skin<\/a> without drying the skin.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-9628\" title=\"vitamin-pp-co-tac-dung-gi-for-da\" src=\"https:\/\/drnguyengiap.com\/wp-content\/uploads\/2025\/04\/vitamin-pp-co-tac-dung-gi-cho-da.webp\" alt=\"vitamin pp co tac dung gi for the skin\" width=\"800\" height=\"800\" srcset=\"https:\/\/drnguyengiap.com\/wp-content\/uploads\/2025\/04\/vitamin-pp-co-tac-dung-gi-cho-da.webp 800w, https:\/\/drnguyengiap.com\/wp-content\/uploads\/2025\/04\/vitamin-pp-co-tac-dung-gi-cho-da-300x300.webp 300w, https:\/\/drnguyengiap.com\/wp-content\/uploads\/2025\/04\/vitamin-pp-co-tac-dung-gi-cho-da-150x150.webp 150w, https:\/\/drnguyengiap.com\/wp-content\/uploads\/2025\/04\/vitamin-pp-co-tac-dung-gi-cho-da-768x768.webp 768w, https:\/\/drnguyengiap.com\/wp-content\/uploads\/2025\/04\/vitamin-pp-co-tac-dung-gi-cho-da-12x12.webp 12w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/p>\n<p>Not only that, Niacinamide also has anti-inflammatory properties help soothe acne prone skin, reduce redness, and support the recovery process after injury. This is the reason why vitamin PP is usually recommended in the cycle take care of the skin of the people have oily skin with acne.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Ngan_ngua_lao_hoa_da\"><\/span><b>Prevent skin aging<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Skin aging process is inevitable, but vitamin PP can help slow down this process. By stimulating the production of collagen and <a href=\"https:\/\/drnguyengiap.com\/en\/what-is-elastin\/\">elastin<\/a>vitamin PP helps to improve elasticity of the skin, blur wrinkles and help the skin more toned.<\/p>\n<p>Not only that, Niacinamide also helps protect the skin from the destruction of free radicals, one of the main causes of <a href=\"https:\/\/drnguyengiap.com\/en\/what-is-skin-aging\/\">the skin\u2019s aging process.<\/a>. Thanks to that, the use of vitamin PP can often help maintain the skin smooth and youthful longer.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Chong_oxy_hoa_bao_ve_da_khoi_tac_dong_moi_truong\"><\/span><b>Anti-oxidant, protects the skin from environmental impact<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Leather faced many harmful agents such as pollution, smoke and dust <a href=\"https:\/\/drnguyengiap.com\/en\/what-are-uv-rays\/\">UV rays from the sun<\/a>. Vitamin PP has a strengthening effect resistance to the skin, help protect the skin from these elements and to limit the risk of premature aging.<\/p>\n<p>In particular, Niacinamide also helps to reduce inflammation caused by exposure to UV rays, limiting the formation of free radicals that harm the skin. So, this is an ideal ingredient to combine with <a href=\"https:\/\/drnguyengiap.com\/en\/how-to-choose-right-sunscreen\/\">sunscreen<\/a>help strengthen the ability to protect the skin in an optimal way.<\/p>\n<p>&nbsp;<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Nguon_bo_sung_vitamin_PP_lam_dep_cho_lan_da\"><\/span><b>Additional source of vitamins PP beauty for skin<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>You can supplement vitamin PP through two major sources: food and cosmetics.<\/p>\n<p><b>Foods rich in vitamin PP<\/b>:<\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ol>\n<li>Poultry (chicken, duck, goose)<\/li>\n<li>The type of fish (salmon, mackerel, herring)<\/li>\n<li>Seeds and nuts (seeds, barley, cashews, almonds)<\/li>\n<li>Green vegetables (kale, spinach)<\/li>\n<li>Whole grain (brown rice, whole grain breads, bran)<\/li>\n<li>Milk and dairy products (yogurt, cheese)<\/li>\n<\/ol>\n<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-9627\" title=\"thuc-pham-giau-vitamin-pp-stocking-bo-sung-latina-chat-for-da\" src=\"https:\/\/drnguyengiap.com\/wp-content\/uploads\/2025\/04\/thuc-pham-giau-vitamin-pp-giup-bo-sung-duong-chat-cho-da.webp\" alt=\"thuc pham giau vitamin pp giup bo sung big chat for skin\" width=\"800\" height=\"800\" srcset=\"https:\/\/drnguyengiap.com\/wp-content\/uploads\/2025\/04\/thuc-pham-giau-vitamin-pp-giup-bo-sung-duong-chat-cho-da.webp 800w, https:\/\/drnguyengiap.com\/wp-content\/uploads\/2025\/04\/thuc-pham-giau-vitamin-pp-giup-bo-sung-duong-chat-cho-da-300x300.webp 300w, https:\/\/drnguyengiap.com\/wp-content\/uploads\/2025\/04\/thuc-pham-giau-vitamin-pp-giup-bo-sung-duong-chat-cho-da-150x150.webp 150w, https:\/\/drnguyengiap.com\/wp-content\/uploads\/2025\/04\/thuc-pham-giau-vitamin-pp-giup-bo-sung-duong-chat-cho-da-768x768.webp 768w, https:\/\/drnguyengiap.com\/wp-content\/uploads\/2025\/04\/thuc-pham-giau-vitamin-pp-giup-bo-sung-duong-chat-cho-da-12x12.webp 12w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/p>\n<p><b>Skin care products containing Niacinamide<\/b>:<\/p>\n<ul>\n<li>The skin care products containing Niacinamide can be in the form of serum, cream or mask, depending on your needs, you can choose products with concentrations from 2% \u2013 10% in order to achieve the best performance.<\/li>\n<\/ul>\n<p><b>Functional food supplements, vitamin PP<\/b>:<\/p>\n<ul>\n<li>In the case of the body deficiency of vitamin PP, you can use the functional food contains Niacinamide under the guidance of medical professionals.<\/li>\n<\/ul>\n<p><strong>Note when using vitamin PP, beauty skin<\/strong><\/p>\n<ul>\n<li>Use a concentration of match: If the new start you should try with low concentrations (about 2-5%) before increasing to 10%.<\/li>\n<li>Combine with the other ingredients: Niacinamide can be combined with <a href=\"https:\/\/drnguyengiap.com\/en\/what-is-hyaluronic-acid-for\/\">Hyaluronic Acid to moisturize<\/a> or <a href=\"https:\/\/drnguyengiap.com\/en\/best-vitamin-c-serum-for-face\/\">Vitamin C Serum<\/a> to enhance skin lightening.<\/li>\n<li>Avoid using the same <a href=\"https:\/\/drnguyengiap.com\/en\/what-are-aha-and-bha\/\">BHA\/AHA have high concentrations<\/a>: This combination can cause irritation for sensitive skin.<\/li>\n<li>Persistence of use: the Effect of vitamin PP does not come immediately, you need to persevere used in at least 4-8 weeks to see the change.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Lieu_luong_va_cach_su_dung_vitamin_PP\"><\/span><strong>Dosage and how to use vitamin PP:<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Adults:<\/p>\n<ul>\n<li>Recommended dose: 13 \u2013 19 mg\/day.<\/li>\n<li>The dose can be divided into 1 single or 2 times\/day depending on the demand and the prescribed only by a doctor.<\/li>\n<li>Pregnant women and lactating mothers, people with diets high in nutritional deficiency:<\/li>\n<li>Recommended dose: 17 \u2013 20 mg\/day.<\/li>\n<li>The dose can be divided into 1 single or 2 times per day to ensure adequate supply of vitamins for the body.<\/li>\n<\/ul>\n<p>Children:<\/p>\n<ul>\n<li>Recommended dosage: 5 \u2013 10 mg\/day.<\/li>\n<li>The dose can be divided into 1 single or 2 times\/day, consistent with age and health status of the child.<\/li>\n<li>When can not use the drug in the drink:<\/li>\n<li>Can use niacinamide to treatment by intramuscular injection or slow intravenous doses of 25 mg, administered 2 times\/day or more.<\/li>\n<li>When intravenous injection speed, injection does not exceed 2 mg\/min to avoid the side effects.<\/li>\n<\/ul>\n<p><strong>Acne treatment:\u00a0<\/strong><\/p>\n<ul>\n<li>How to use: Apply ointment to the skin of the face hurt 2 times\/day.<\/li>\n<li>Evaluate the results: the process of treatment should be monitored and evaluated after 8 \u2013 12 weeks to review the results.<\/li>\n<\/ul>\n<p><strong>Treatment of the disease Pellagra:<\/strong><\/p>\n<p>Adults:<\/p>\n<ul>\n<li>Usual dose: 300 \u2013 500 mg\/day, can be divided into 3 \u2013 10 times\/day.<\/li>\n<li>In severe cases, the maximum dose can be up to 1500 mg\/day.<\/li>\n<\/ul>\n<p>Children:<\/p>\n<ul>\n<li>Usual dose: 100 \u2013 300 mg\/day, divided into 3 \u2013 10 times\/day.<\/li>\n<\/ul>\n<p>The use of vitamin PP (Vitamin PP 500mg ) right dosage and the way will help the body absorb better and effective, optimum therapy. Please always consult with your physician before you begin using any vitamin or medication to ensure safe and effective.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Tom_Lai\"><\/span><b>Summary<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Vitamin PP is a versatile ingredient with many outstanding benefits for the skin, from moisturizing, brightening, controlling excess oil to anti-aging and protecting the skin from environmental factors, Niacinamide deserves to be an indispensable \"companion\" in the skin care routine.<\/p>\n<p>If you are looking for a safe, effective way to improve skin, don&#039;t miss out on vitamin PP, please choose the products that suit and complement the right way to possess healthy, beautiful skin from the inside!<\/p>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>Vitamin PP c\u00f3 t\u00e1c d\u1ee5ng g\u00ec cho da? C\u00f4ng d\u1ee5ng v\u00e0 c\u00e1ch s\u1eed d\u1ee5ng hi\u1ec7u qu\u1ea3 Vitamin PP, hay c\u00f2n g\u1ecdi l\u00e0 Niacinamide, l\u00e0 m\u1ed9t trong nh\u1eefng th\u00e0nh ph\u1ea7n d\u01b0\u1ee1ng da \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng nh\u1ea5t hi\u1ec7n nay nh\u1edd v\u00e0o kh\u1ea3 n\u0103ng c\u1ea3i thi\u1ec7n l\u00e0n da to\u00e0n di\u1ec7n. Kh\u00f4ng ch\u1ec9 gi\u00fap d\u01b0\u1ee1ng \u1ea9m, l\u00e0m s\u00e1ng da,<\/p>","protected":false},"author":5,"featured_media":9627,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[49],"tags":[],"class_list":["post-9619","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-kien-thuc-chuyen-mon"],"_links":{"self":[{"href":"https:\/\/drnguyengiap.com\/en\/wp-json\/wp\/v2\/posts\/9619","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/drnguyengiap.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/drnguyengiap.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/drnguyengiap.com\/en\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/drnguyengiap.com\/en\/wp-json\/wp\/v2\/comments?post=9619"}],"version-history":[{"count":4,"href":"https:\/\/drnguyengiap.com\/en\/wp-json\/wp\/v2\/posts\/9619\/revisions"}],"predecessor-version":[{"id":12486,"href":"https:\/\/drnguyengiap.com\/en\/wp-json\/wp\/v2\/posts\/9619\/revisions\/12486"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/drnguyengiap.com\/en\/wp-json\/wp\/v2\/media\/9627"}],"wp:attachment":[{"href":"https:\/\/drnguyengiap.com\/en\/wp-json\/wp\/v2\/media?parent=9619"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/drnguyengiap.com\/en\/wp-json\/wp\/v2\/categories?post=9619"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/drnguyengiap.com\/en\/wp-json\/wp\/v2\/tags?post=9619"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}