{"product_id":"cosrx-niacinamide-serum","title":"COSRX Niacinamide 15% Serum – Acne Control \u0026 Brightening 20ml","description":"\u003cp\u003eThe \u003cstrong\u003eCOSRX Niacinamide 15% Serum\u003c\/strong\u003e is a high-concentration, results-driven treatment that targets acne, excess oil, enlarged pores, and uneven skin tone — all in one lightweight serum. At 15% niacinamide, it's one of the most potent brightening and acne-control serums in K-beauty, designed to deliver visible results within weeks.\u003c\/p\u003e\n\u003cp\u003eFast-absorbing, non-irritating, and effective. The COSRX formula you turn to when you need real clarity, fast.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eKey Benefits\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e✅ 15% niacinamide — clinically proven to reduce acne, oil, and pore appearance\u003c\/li\u003e\n  \u003cli\u003e✅ Visibly brightens and evens skin tone, fading dark spots and hyperpigmentation\u003c\/li\u003e\n  \u003cli\u003e✅ Controls sebum production — reduces shine and keeps skin balanced throughout the day\u003c\/li\u003e\n  \u003cli\u003e✅ Lightweight, fast-absorbing formula — no stickiness, no heaviness\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003ePerfect For\u003c\/h2\u003e\n\u003cp\u003e✅ Oily, acne-prone, and combination skin. Ideal for those dealing with hormonal breakouts, enlarged pores, or post-acne dark spots. Also suitable for anyone wanting brighter, more even skin tone.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eWhy Buy from Arctic Glow?\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e✅ 100% authentic Korean skincare — sourced directly from verified distributors\u003c\/li\u003e\n  \u003cli\u003e✅ No fakes, no confusion, no cross-border hassle\u003c\/li\u003e\n  \u003cli\u003e✅ Free shipping across Canada\u003c\/li\u003e\n  \u003cli\u003e✅ Trusted by Canadian skincare lovers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eSize\u003c\/h2\u003e\n\u003cp\u003e20ml\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eHow to Use\u003c\/h2\u003e\n\u003cp\u003eAfter cleansing and toning, apply 2–3 drops onto fingertips and press gently into skin. Allow to absorb fully before layering other serums or moisturizer. Start with once daily (evening), then increase to twice daily as skin tolerates. Always follow with SPF in the morning.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eWhen to Use\u003c\/h2\u003e\n\u003cp\u003eMorning and\/or evening. When starting out, begin with evening use only to assess tolerance. Most users see visible results within 4–6 weeks of consistent daily use.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eTechnical Details\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eBrand:\u003c\/strong\u003e COSRX\u003cbr\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Brightening \/ Acne Control Serum\u003cbr\u003e\n\u003cstrong\u003eKey Ingredient:\u003c\/strong\u003e Niacinamide 15%\u003cbr\u003e\n\u003cstrong\u003eSkin Type:\u003c\/strong\u003e Oily, acne-prone, combination\u003cbr\u003e\n\u003cstrong\u003eTexture:\u003c\/strong\u003e Lightweight serum\u003cbr\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Matte, non-greasy\u003cbr\u003e\n\u003cstrong\u003eVolume:\u003c\/strong\u003e 20ml\u003cbr\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e South Korea\u003c\/p\u003e","brand":"COSRX","offers":[{"title":"Default Title","offer_id":49778666373357,"sku":"6646724868","price":22.1,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/4625\/2525\/files\/product_images_1681904778.2_24fc0565-a066-4f5d-b92b-3adcf77e5bbf1775938517.png?v=1776107363","url":"https:\/\/arcticglowbeauty.com\/products\/cosrx-niacinamide-serum","provider":"Arctic Glow","version":"1.0","type":"link"}