17,17-(Ethylenedioxy)androst-4-en-3-one (4-?androstene-?3,?17-?dione-?17-?cyclic ethylene ketal) is an effective ingredient in cosmetics, which can be used for acne and promote hair growth research. 17,17-(Ethylenedioxy)androst-4-en-3-one can inhibit the reductase activity and inhibit the bond of a receptor protein and 5α-DHT[1].
References:
[1]. Atsushi Kino, et al. Cosmetic. JP60136505A.
















