Mastabold 100 mg/ml It is an injectable solution of Drostanolone Propionate , a synthetic derivative of dihydrotestosterone (DHT), developed by Omega LabIts formula is designed to promote protein synthesis and maintain a positive nitrogen balance, helping to preserve muscle mass during definition phases.
General benefits
Helps achieve a harder, drier, and more defined muscular appearance without water retention.
It is a compound that does not aromatize, thanks to its DHT origin, which means it doesn’t convert into estrogen. It acts as a natural anti-estrogen, promoting a more stable hormonal environment.
Highly valued in competition phases for its immediate visual impact on muscle hardness.



