All-in-One 72-Hour Glow Serum – Uneven skin tone, hydration, and skin texture care with 10-layer hyaluronic acid, Panthenol, and Betaine. *Clinical Trial Tested by the 'Custis Life Science Research Center.' / Results may vary depending on individual skin types. Gentle Vitamin B12 Formula for Daily Use – Lightweight, low-irritation, and fragrance-free formula. Contains Panthenol and Coral Moss Extract to calm and soothe skin. Suitable for daily use. 5% Tranexamic Acid (TXA) – Maximum Strength for After Spot Care – *medicube's highest TXA concentration for after spot care and enhancing your skincare routine. *The above information pertains only to the characters of the raw materials *Maximum application rate of tranexamic acid according to company skincare standards. Exclusive medicube Ingredient Blend – Powered by a unique combination of 5% Tranexamic, 10% Niacinamide, and 2% Arbutin, this serum deeply hydrates, refines skin texture, and leave your skin visibly healthier. Clinically Proven Results of TXA + Niacinamide 15% Serum: Boosts radiance by 15.6% after just one use and improves skin texture by 7.5% after one week of use. Achieve smooth, glass glow skin with a mild formula. *Clinical Trial Tested by the 'Custis Life Science Research Center.' / Results may vary depending on individual skin types.