Quality Drostanolone Enanthate Bulking Cycle Drostanolone Enanthate Masteron bodybuilding ,muscle building Other name Masteron E, Mastabol, Mast E, Masto E, Drost E, ME, DE Masteron Enanthate is known for having quite a positive safety and tolerance record, although with it being an anabolic steroid by nature, there are some Masteron Enanthate side effects to be aware of and watch out for. The difference here, of course, is the speed in which this version “feeds” itself into your system – this version has an active half-life of between 7-10 days within the system. As a result, you’ll only need to administer it twice per week. Color:White crystalline powder 150\200\250mg injection