Cos De BAHA T15 Tranexamic Acid 15% Serum 30mlFormulated with powerhouse ingredients like tranexamic acid and glutathione, this brightening serum is a whiz at fading dark spots and hyperpigmentation, while evening out skin tone. It also contains green tea extract to help alleviate acne breakouts and panthenol to enhance the skins barrier function. This T15 Serum with Tranexamic Acid to fade dark spots and improve hyperpigmentation. Enriched with Glutathione to help even skin tone and brighten