




Target breakouts, enlarged pores, and excess oil with the powerful COSRX The Niacinamide 15 Serum. Formulated with a high concentration of 15% niacinamide, this advanced serum helps control sebum production, refine pores, brighten dull skin, and improve uneven texture.
Designed especially for acne-prone and oily skin, this lightweight yet potent formula absorbs quickly without stickiness, making it perfect for daily use.
✔ 15% Niacinamide helps reduce excess oil
✔ Minimizes the appearance of enlarged pores
✔ Improves uneven skin tone & texture
✔ Helps fade post-acne marks
✔ Strengthens the skin barrier
✔ Lightweight, fast-absorbing formula
15% Niacinamide – Controls oil production and improves skin clarity
Zinc PCA – Helps calm breakouts and regulate sebum
N-Acetylglucosamine (NAG) – Supports brighter, smoother skin
Apply 2–3 drops after cleansing and toning.
Gently pat into the skin until fully absorbed.
Follow with moisturizer.
Use sunscreen in the morning when using high-strength niacinamide.
Tip: Start 2–3 times per week if you have sensitive skin.
Ideal for oily & acne-prone skin
Helps prevent future breakouts
Leaves skin smooth, balanced, and clear
Trusted Korean skincare innovation
Reveal clearer, brighter, and healthier-looking skin with this high-strength niacinamide treatment.
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