This overnight The INKEY List Tranexamic Acid Serum targets hyperpigmentation, uneven patches, and dark spots. It brightens your skin's complexion, as well as aids the reduction of dark spots and uneven skin tone. Formulated with 2% Tranexamic Acid, 2% Acai Berry extract to promote even skin tone, as well as 2% skin brightening hero Vitamin C, it also boosts overall skin brightness and evens skin tone. KEY INGREDIENTS: - 2% Tranexamic Acid helps to reduce hyperpigmentation. - 2% Acai Berry Extract helps to promote even skin tone. - 2% Vitamin C derivative helps to brighten skin tone.