Meet a total skin care serum for breakouts and blemishes. The Niacinamide 15 Serum from COSRX is a highly concentrated serum that combines the maximum concentration of niacinamide with optimal ratios of synergistic ingredients for total acne control. Lightweight and non-sticky, this serum will leave your skin radiant, smooth and soothed. Formulated with a pure and high concentration of niacinamide to help fade the look for dark spots and improves skin texture, zinc 1% to treat acne, breakouts and reduce sebum secretion, allantoin .1% to moisturize and soothe irritated skin, and acetylglucosamine 2% to exfoliate, smooth skin and refine texture. Formulated without fragrance, parabens, sulfates, artificial colors, and mineral oil. 20 ml / 0.68 oz Multi-beneficial Skin Solution; Improves and refines the appearance of enlarged pores, extra sebum, and uneven skin tone with a highly concentrated formula of 15% Niacinamide and natural skin-stabilizing ingredients. Enhance your complexion and soothe irritated skin Serum for Acne-prone Skin; This light texture serum is designed to address clogged pores, redness, and dryness. A blend of Niacinamide and Zinc PCA instantly improves texture and radiance by reducing excess oil and minimizing pore sizes. Mattifying Yet Hydrating Serum; The serum effectively tightens the look of sagging pores and smoothens the skin's texture. Niacinamide is a form of Vitamin B3 that helps normalize the pore's function and improve stretched skin texture for a youthful-looking, radiant complexion. Multi-beneficial Skin Solution; Improves and refines the appearance of enlarged pores, extra sebum, and uneven skin tone with a highly concentrated formula of 15% Niacinamide and natural skin-stabilizing ingredients. Enhance your complexion and soothe irritated skin Serum for Acne-prone Skin; This light texture serum is designed to address clogged pores, redness, and dryness. A blend of Niacinamide and Zinc PCA instantly improves texture and radiance by reducing excess oil and minimizing pore sizes. Mattifying Yet Hydrating Serum; The serum effectively tightens the look of sagging pores and smoothens the skin's texture. Niacinamide is a form of Vitamin B3 that helps normalize the pore's function and improve stretched skin texture for a youthful-looking, radiant complexion. The Niacinamide 15% Serum: Refine Pores, Smoothen Skin. Niacinamide and Zinc PCA instantly improves skin texture and radiance by reducing excess oil and minimizing pore sizes. Key Benefits: Based on real results from consumers' self assessments, the Niacinamide 15 Serum minimizes pore size, improves skin texture, and helps fade dark spots. Dermatological Ingredients: 15% Niacinamide helps minimize enlarged pores and refine uneven skintone. 1% Zinc PCA prevents potential breakouts from occurring. How to Use: Shake 1-2 times before use and apply 2-3 drops once or twice daily. For daytime wear, follow up with SPF 30+ sunscreen. Can be applied under the eye area; avoid direct eye contact. COSRX Standards: All COSRX products are formulated with skin-friendly ingredients that alleviate irritated skin. Hypoallergenic, Dermatologist tested, Animal Testing-FREE, Parabens-FREE, Sulfates-FREE, Phthalates-FREE