Elevate your skincare routine with No.5 Vitamin Concentrated Serum. Infused with antioxidant-rich vitamins, our serum brightens dull skin and restores a natural glow. Featuring glutathione, niacinamide, and alpha-arbutin, this formula provides a major radiance boost. Say goodbye to irritation with plant extracts from sugarcane, turmeric root, and mushroom