COSRX The Niacinamide 15% Serum

A refined treatment serum powered by 15% niacinamide to visibly smooth, clarify, and balance the skin. Infused with acetyl glucosamine and zinc PCA, it helps minimize the look of pores, control excess oil, and support a clearer, more radiant complexion. Skin feels polished, refreshed, and effortlessly refined.