Definition: Dihydroxyacetone (DHA)
Simply put, dihydroxyacetone is the active ingredient used to make self-tanners work. Discovered to have skin darkening properties in the 1920s by a German scientist, DHA is typically derived from plant sources, such as beets or sugar cane. DHA works by interacting with the amino acids of your dead skin cells, resulting in a brownish-tan hue. The color sticks around for about three to ten days, Read more


