BD Masteron 100mgMasteron 100mg Injection in Pakistan Masteron (known as drostanolone propionate) is a slightly anabolic and androgenic steroid that is not aromtized to estrogen. Usually are using those athletes that do speed sports. It is good in gain muscle mass, strength and reduce body fat with not so many side effects. Bodybuilders often are using Masteron who have a low level of fat and wants to improve muscles, and using it at the end of the cycle or before