{"product_id":"cosrx-the-niacinamide-15-serum-20ml","title":"COSRX The Niacinamide 15 Serum (20ml)","description":"\u003cp\u003eCOSRX The Niacinamide 15 Serum (20ml) Concentrated serum with 15% niacinamide for clearer, smoother skin This high-strength serum combines 15% niacinamide with zinc PCA, acetyl glucosamine, and allantoin to visibly reduce blemishes, balance oil production, and refine pores. Lightweight and fast-absorbing, it evens skin tone while calming irritation—perfect for oily, acne-prone, or uneven skin types needing intensive care. Why You’ll Love It Potent formula —15% niacinamide targets blemishes, dark spots, and excess oil Pore refining —smooths skin texture and reduces the look of pores Soothing care —zinc PCA and allantoin help calm redness Barrier support —acetyl glucosamine aids skin renewal and hydration Dermatologist tested —gentle enough for daily use How to Use Apply 2–3 drops to cleansed and toned skin. Gently pat until fully absorbed. Follow with moisturizer. Use once daily in the evening; reduce frequency if sensitivity occurs. Always wear sunscreen during the day when using active treatments. Best For Oily, acne-prone, or uneven skin tones needing targeted blemish and pore care. Bonus Benefits Fragrance-free and lightweight Absorbs quickly without sticky residue Part of COSRX’s dermatologist-formulated “The RX” line Pro Tip Pair with hydrating serums or barrier creams to balance potency and comfort while treating breakouts and uneven tone.\u003c\/p\u003e","brand":"COSRX","offers":[{"title":"Default Title","offer_id":52328969208098,"sku":null,"price":49.58,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0726\/4865\/5138\/files\/COS45463_1_1.jpg?v=1786927682","url":"https:\/\/www.canadabeautysupply.ca\/fr\/products\/cosrx-the-niacinamide-15-serum-20ml","provider":"Canada Beauty Supply","version":"1.0","type":"link"}