Masteron - Mastabol Inject (drostanolone propionate) is an injectable anabolic/androgenic steroid (AAS). It is highly androgenic and mildly anabolic.

Masteron - Mastabolic drostanolone propionate Masteron is a highly valued injectable steroid by competing bodybuilders. The great popularity of Masteron is due to the extraordinary characteristics of its included substance drostanolone propionate. It causes the Masteron not to aromatize in any dosage and thus, it cannot be converted into estrogens.