Trenbolone enanthate is a preparation in the injectable form. This is one of the most powerful anabolic steroids, it is slightly exposed to aromatization, but has progesterone activity. Androgenic activity of Trenbolone enanthate is three times higher than that of testosterone. Trenbolone in this preparation goes in conjunction with the ether of enanthate, which slows the release of Trenbolone from the injection site. Enanthate is one of the slow esters, with a long period of decay. Its half-life is 6-8 days, and the full period of validity is 15-16 days.