TRANEXAMIC ACID NIGHT TREATMENT 1.0FLOZ. Benefits: This concentrated gel is formulated with two percent tranexamic acid, two percent vitamin C, and two percent acai berry, which work together to specifically target and lighten the look of dark spots while visibly brightening overall skin tone, giving you a more even-looking, radiant complexion.. Key Ingredients: Tranexamic Acid 2%: Reduces the look of hyperpigmentation.. Acai Berry Extract 2%: Promotes an even-looking skin tone.. Vitamin C Derivative 2%: Visibly brightens skin tone.. :