Our Niacinamide Skin Brightening Serum contains niacinamide, arbutin, and centella asiatica. It can improve dull skin, make skin fair and bright, deeply soothe and repair skin. Its usage is simple: first clean and dry the skin, then apply an appropriate amount evenly on the face and gently massage until fully absorbed. Niacinamide Skin Brightening Serum has natural ingredients that brighten skin tone, reduce dark spots, and deeply moisturize