About Product ✅ DescriptionNumbuzin No.5+ Vitamin Concentrated Serum – A powerful brightening serum with glutathione, niacinamide, and tranexamic acid to fade dark spots and boost skin radiance. ✅ Overview✔ 4% Tranexamic Acid + 5% Niacinamide – Fades hyperpigmentation and evens skin tone.✔ Glutathione + Vitamin C – Antioxidants that brighten and protect against dullness.✔ Clinically tested – Improves skin tone by 18.9% and reduces dark spots in 4 weeks.✔ Panthenol + Ceramide NP – Strengthen the skin barrier and soothe irritation.✔ Milky, fast-absorbing texture – Lightweight feel with no greasy residue. ✅ Product InformationCategory: Brightening Vitamin SerumSize: 30 ml (1.01 fl oz)Color: Milky WhiteKey Ingredients: Glutathione, Tranexamic Acid, Niacinamide, Vitamin C, Panthenol, Ceramide NP, Alpha-Arbutin, Bifida Ferment