Benefits of Tranexamic Acid The whitening mechanism of tranexamic acid is to rapidly inhibit the activity of tyrosine chymase and melanocytes at the same time and reduce the accumulation of melanin. For melanin precipitation, tranexamic acid also has a good effect. Used Widely used in skin creams, eye creams, serums and other skin care products. Moisturizing Lotion, Facial Cleanser, Skin Cream, Massage Cream, Mask. Tranexamic Acid is a synthetic amino acid that functions as a skin-conditioning agent and astringent. In cosmetics, it functions on skin as a barrier repair ingredient and seems able to help skin recover from damage. It an effective skin lightener when used in cosmetic formulations. Application Cosmetics: Whitening effect Clinical studies for years have proved that tranexamic acid can dilute spot effectively and rapidly, which helps to demonstrate a perfect white and bright skin. The spot-removing effect of tranexamic acid is about 50 times over Vitamin C, and 10 times over AHA. The concentration limit of usage is 2%-3%, and in cosmetics the amount is around 0.5%.