Testosterone Undecanoate

Drostanolone propionate, commonly known by brand names like Masteron, is a synthetic anabolic-androgenic steroid (AAS) derived from dihydrotestosterone (DHT). It was historically used to treat advanced, inoperable breast cancer in women but is now rarely, if ever, marketed for medical use. It is primarily used today by athletes and bodybuilders for physique-enhancing purposes, particularly during "cutting" cycles to improve muscle hardness and definition