{"product_id":"cosrx-the-niacinamide-15-serum","title":"COSRX The Niacinamide 15 Serum","description":"\u003ch2\u003e\n\u003cmeta charset=\"utf-8\"\u003eCOSRX The Niacinamide 15 Serum\u003c\/h2\u003e\n\u003cp data-start=\"80\" data-end=\"336\"\u003eTarget excess oil, visible pores, post-breakout marks, and uneven texture with \u003cstrong data-start=\"159\" data-end=\"193\"\u003eCOSRX The Niacinamide 15 Serum\u003c\/strong\u003e, a high-strength daily serum designed to help refine and balance blemish-prone skin while leaving it smoother, clearer, and more even-looking.\u003c\/p\u003e\n\u003cp data-start=\"338\" data-end=\"822\"\u003eFormulated with \u003cstrong data-start=\"354\" data-end=\"419\"\u003e15% niacinamide, zinc PCA, N-acetylglucosamine, and allantoin\u003c\/strong\u003e, this lightweight serum helps support total breakout care and oil control. \u003cstrong data-start=\"495\" data-end=\"510\"\u003eNiacinamide\u003c\/strong\u003e helps reduce the look of excess shine, enlarged pores, and uneven tone, while \u003cstrong data-start=\"589\" data-end=\"601\"\u003ezinc PCA\u003c\/strong\u003e helps support sebum balance for a fresher, less greasy-looking complexion. \u003cstrong data-start=\"677\" data-end=\"700\"\u003eN-acetylglucosamine\u003c\/strong\u003e helps improve the appearance of post-acne marks and rough texture, while \u003cstrong data-start=\"774\" data-end=\"787\"\u003eallantoin\u003c\/strong\u003e helps comfort and soothe the skin.\u003c\/p\u003e\n\u003cp data-start=\"824\" data-end=\"1150\"\u003eThis serum is a great choice for anyone looking for a \u003cstrong data-start=\"878\" data-end=\"908\"\u003eK-beauty niacinamide serum\u003c\/strong\u003e, \u003cstrong data-start=\"910\" data-end=\"931\"\u003eoil-control serum\u003c\/strong\u003e, or a \u003cstrong data-start=\"938\" data-end=\"981\"\u003epore-refining serum for acne-prone skin\u003c\/strong\u003e. Its fast-absorbing, non-heavy texture makes it easy to layer into both morning and evening routines for skin that looks clearer, smoother, and more balanced over time.\u003c\/p\u003e\n\u003ch2 data-section-id=\"rzkdgm\" data-start=\"1152\" data-end=\"1163\"\u003eOverview\u003c\/h2\u003e\n\u003cp data-start=\"1164\" data-end=\"1516\"\u003e\u003cstrong data-start=\"1164\" data-end=\"1198\"\u003eCOSRX The Niacinamide 15 Serum\u003c\/strong\u003e is a concentrated treatment serum created to help support \u003cstrong data-start=\"1257\" data-end=\"1327\"\u003eoil control, pore care, texture refinement, and post-breakout care\u003c\/strong\u003e in one step. Designed especially for oily, combination, and blemish-prone skin, it helps improve the look of shine, congestion, and uneven skin tone while keeping skin feeling comfortable.\u003c\/p\u003e\n\u003ch2 data-section-id=\"1b0p7zk\" data-start=\"1518\" data-end=\"1534\"\u003eStudy Results\u003c\/h2\u003e\n\u003cp data-start=\"1535\" data-end=\"1626\"\u003eAccording to the brand’s reported clinical results after 4 weeks of use, this serum showed:\u003c\/p\u003e\n\u003cul data-start=\"1627\" data-end=\"1844\"\u003e\n\u003cli data-section-id=\"15jmvbl\" data-start=\"1627\" data-end=\"1659\"\u003e\u003cstrong data-start=\"1629\" data-end=\"1659\"\u003e50% decrease in whiteheads\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1dnjcjz\" data-start=\"1660\" data-end=\"1696\"\u003e\u003cstrong data-start=\"1662\" data-end=\"1696\"\u003e48.07% improvement in oiliness\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1ktro8c\" data-start=\"1697\" data-end=\"1736\"\u003e\u003cstrong data-start=\"1699\" data-end=\"1736\"\u003e45.27% reduction in visible pores\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"149ioop\" data-start=\"1737\" data-end=\"1772\"\u003e\u003cstrong data-start=\"1739\" data-end=\"1772\"\u003e42.27% decrease in blackheads\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"ekydv1\" data-start=\"1773\" data-end=\"1803\"\u003e\u003cstrong data-start=\"1775\" data-end=\"1803\"\u003e24% reduction in redness\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1cs5guu\" data-start=\"1804\" data-end=\"1844\"\u003e\u003cstrong data-start=\"1806\" data-end=\"1844\"\u003e19.47% improvement in pigmentation\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1846\" data-end=\"2001\"\u003eThe brand also states that the formula is \u003cstrong data-start=\"1888\" data-end=\"1914\"\u003enon-comedogenic tested\u003c\/strong\u003e, \u003cstrong data-start=\"1916\" data-end=\"1940\"\u003edermatologist tested\u003c\/strong\u003e, and \u003cstrong data-start=\"1946\" data-end=\"1971\"\u003ehypoallergenic tested\u003c\/strong\u003e. Individual results may vary.\u003c\/p\u003e\n\u003ch2 data-section-id=\"17xbmye\" data-start=\"2003\" data-end=\"2018\"\u003eKey Benefits\u003c\/h2\u003e\n\u003cul data-start=\"2019\" data-end=\"2407\"\u003e\n\u003cli data-section-id=\"1fmq6ke\" data-start=\"2019\" data-end=\"2072\"\u003eHelps reduce the look of \u003cstrong data-start=\"2046\" data-end=\"2060\"\u003eexcess oil\u003c\/strong\u003e and shine\u003c\/li\u003e\n\u003cli data-section-id=\"1co7tx9\" data-start=\"2073\" data-end=\"2136\"\u003eSupports improvement in \u003cstrong data-start=\"2099\" data-end=\"2116\"\u003evisible pores\u003c\/strong\u003e and rough texture\u003c\/li\u003e\n\u003cli data-section-id=\"1bhhod8\" data-start=\"2137\" data-end=\"2208\"\u003eHelps improve the appearance of \u003cstrong data-start=\"2171\" data-end=\"2190\"\u003epost-acne marks\u003c\/strong\u003e and uneven tone\u003c\/li\u003e\n\u003cli data-section-id=\"jrqr45\" data-start=\"2209\" data-end=\"2294\"\u003eFormulated with \u003cstrong data-start=\"2227\" data-end=\"2292\"\u003e15% niacinamide, zinc PCA, N-acetylglucosamine, and allantoin\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1ggbhgh\" data-start=\"2295\" data-end=\"2347\"\u003eFast-absorbing texture with a comfortable finish\u003c\/li\u003e\n\u003cli data-section-id=\"iqrffb\" data-start=\"2348\" data-end=\"2407\"\u003eGreat for \u003cstrong data-start=\"2360\" data-end=\"2405\"\u003eoily, combination, and blemish-prone skin\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"peqbl9\" data-start=\"2409\" data-end=\"2422\"\u003eHow to Use\u003c\/h2\u003e\n\u003cp data-start=\"2423\" data-end=\"2649\"\u003eAfter cleansing and toning, apply a few drops to problem areas or the entire face. Gently pat until absorbed, then follow with moisturizer. Use sunscreen during the daytime. Patch testing is recommended before full facial use.\u003c\/p\u003e","brand":"COSRX","offers":[{"title":"Default Title","offer_id":48264073576640,"sku":null,"price":25.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0654\/8956\/7936\/files\/COSRX-The-Niacinamide-15-Serum.png?v=1778187314","url":"https:\/\/bestskincareusa.com\/products\/cosrx-the-niacinamide-15-serum","provider":"BestSkinCareUSA.com","version":"1.0","type":"link"}