Previous page Next page Why use cetyl tranexamate mesylate and not tranexamic acid? Cetyl tranexmate mesylate has similar structure to skin lipids, and enters right into the skin barrier. Therefore, it deliver better results for preventing and correcting discoloration. How long will it take until I can notice results? It depends on each person, but noticeable results may occur after a few weeks of consistent use. Can I use this on my body? Yes, but we recommend the Good Molecules Discoloration Correcting Body Treatment which is specifically formulated for the body.