This serum from COSRX features a 15% concentration of niacinamide, combined with synergistic ingredients for comprehensive acne management.

• Contains 15% Niacinamide for sebum control, inflammation soothing, and post-acne scar reduction.
• Includes N-acetylglucosamine (NAG) to work with niacinamide for fading hyperpigmentation.
• Features Zinc PCA to inhibit inflammation and aid skin recovery.
• Contains Allantoin to promote collagen synthesis and skin regeneration.