COSRX The Niacinamide 15 Serum is a high-potency serum formulated with 15% niacinamide, zinc PCA, and N-acetylglucosamine (NAG) to help control excess oil, minimize pores, and brighten uneven skin tone. This fast-absorbing serum targets acne, dark spots, and redness while strengthening the skin barrier for a healthier complexion. Its lightweight formula makes it suitable for all skin types, especially oily, acne-prone, and combination skin.
A high-strength niacinamide serum that reduces acne, controls oil, fades dark spots, and improves skin texture.
After cleansing and toning, apply 2-3 drops to the face.
Gently pat until fully absorbed.
Follow with moisturizer.
Use morning and night. If using in the morning, apply sunscreen.