{"product_id":"cosrx-15-niacinamide-face-serum-0-67-fl-oz-pore-minimizing-oil-balancing-treatment-for-even-skin-tone","title":"COSRX 15% Niacinamide Face Serum — 0.67 fl oz Pore-Minimizing, Oil-Balancing Treatment for Even Skin Tone","description":"\u003cp\u003e\u003cstrong\u003eCOSRX 15% Niacinamide Face Serum is a concentrated lightweight serum designed to reduce visible pores, balance oil, and promote a more even skin tone.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis Korean-formulated treatment combines a high 15% niacinamide concentration with Zinc PCA to target texture, excess sebum, and uneven pigmentation without heavy silicones or thick oils. The fast-absorbing liquid works well layered into most routines, morning or night, and is suitable for those looking to refine pore appearance and calm minor redness while maintaining hydration.\u003c\/p\u003e\n\n\u003ch3\u003eHow quickly will I notice changes in pore size and texture?\u003c\/h3\u003e\n\u003cp\u003eIndividual results vary, but many users see smoother texture and reduced shine within a few weeks of regular use. Consistency matters: apply the serum once or twice daily and pair with sunscreen during the day to protect results.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eApply 2–3 drops to clean skin morning and\/or night.\u003c\/li\u003e\n  \u003cli\u003eVisible texture improvement often appears after 2–6 weeks of steady use.\u003c\/li\u003e\n  \u003cli\u003eUse SPF 30+ daily to prevent new pigmentation and support even tone.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan this serum help with redness and breakouts?\u003c\/h3\u003e\n\u003cp\u003eThe formula targets excess oil and helps stabilize microbiome-prone areas using Zinc PCA, which can reduce the conditions that lead to blemishes. Niacinamide supports the appearance of calmer skin and more uniform tone without harsh exfoliation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eZinc PCA helps regulate sebum and reduce potential breakout triggers.\u003c\/li\u003e\n  \u003cli\u003eNiacinamide reduces the look of redness and strengthens skin’s visible barrier function.\u003c\/li\u003e\n  \u003cli\u003eSuitable to layer under moisturizers; avoid direct eye contact.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should I add this serum to my skincare routine?\u003c\/h3\u003e\n\u003cp\u003eIntroduce the serum after cleansing and any water-based treatments, then follow with moisturizer and SPF during the day. For sensitive skin, begin with once-daily use or every other day and perform a patch test before full application.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCleanse, tone (optional), then apply 2–3 drops of the serum to face.\u003c\/li\u003e\n  \u003cli\u003eFollow with a lightweight moisturizer; apply SPF 30+ each morning.\u003c\/li\u003e\n  \u003cli\u003eIf irritation occurs, stop use and consult a healthcare professional.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this product suitable for sensitive or acne-prone skin?\u003c\/h3\u003e\n\u003cp\u003eThe serum is formulated to be gentle but contains a high concentration of niacinamide; many with sensitive or acne-prone skin tolerate it well, especially when introduced gradually. A patch test on the body for 24 hours is recommended before full facial use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePerform a patch test; wait 24 hours to confirm no reaction.\u003c\/li\u003e\n  \u003cli\u003eStart with once-daily application to assess tolerance.\u003c\/li\u003e\n  \u003cli\u003eConsult a dermatologist if you have severe sensitivity or active severe inflammatory skin conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: COSRX 15% Niacinamide Face Serum is aimed at anyone wanting to refine the appearance of pores, reduce excess oil, and even out skin tone—especially combination, oily, and texture-conscious skin types. It’s a good choice for people building a targeted treatment step into their routine who prefer a lightweight, fast-absorbing formula. If you are new to active ingredients or have very reactive skin, introduce the serum slowly and patch-test first.\u003c\/p\u003e\n\u003ch3\u003eIngredients\u003c\/h3\u003e\n\u003cp\u003eWater, Pentylene Glycol, Niacinamide, Butylene Glycol, Acetyl Glucosamine, 1,2-Hexanediol, Zinc PCA, Trehalose, Xanthan Gum, Pullulan, Allantoin, Ethylhexylglycerin, Sodium Phytate, Citric Acid, Tocopherol\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I use COSRX 15% Niacinamide Serum?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Use 2–3 drops once or twice daily; start once a day if sensitive and always add daytime SPF.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will this serum clog pores or cause breakouts?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Formulated to regulate oil with Zinc PCA, it’s non-comedogenic for most, but patch test first.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"COSRX","offers":[{"title":"Default Title","offer_id":58363089387907,"sku":"B09ZYB8S31","price":29.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1023\/2696\/0515\/files\/cosrx-15pct-niacinamide-front-packaging.jpg?v=1782819377","url":"https:\/\/origin-beauty.com\/products\/cosrx-15-niacinamide-face-serum-0-67-fl-oz-pore-minimizing-oil-balancing-treatment-for-even-skin-tone","provider":"Origin Beauty","version":"1.0","type":"link"}