Revive your skin's natural radiance with Numbuzin No.5 Vitamin Concentrated Serum, an intensive vitamin ampoule designed to brighten your complexion and diminish the appearance of hyperpigmentation. Infused with powerful antioxidants, including glutathione and niacinamide, this serum helps even out your skin tone while effectively moisturizing with niacinamide, giving you a healthy and glowing complexion.