COSRX The Niacinamide 15 Serum 20ml

COSRX The Niacinamide 15 Serum is a concentrated treatment serum formulated with 15% Niacinamide, Zinc PCA, and Acetyl Glucosamine (NAG) to help control excess oil, refine the appearance of pores, and improve overall skin clarity. This lightweight serum targets blemishes, uneven skin texture, and excess sebum while supporting a smoother, healthier-looking complexion. Its fast-absorbing formula is ideal for oily, combination, and acne-prone skin seeking a more balanced and refined appearance.