Testosterone Enanthate is the most commonly used anabolic steroid in bodybuilding. Testosterone Enanthate is a slow acting release form of the testosterone hormone in the body. Testosterone Enanthate is one of the most commonly used testosterones for the treatment of low testosterone levels.Testosterone Enanthate is an androgenic steroid. Testosterone Enanthate is a single large ester base testosterone compound. This is a pure synthetic testosterone hormone. Once injected, there will be a sharp spike in testosterone within the first 24-48 hours post injection. By its time frame, Testosterone Enanthate carries a half-life of approximately 8 days, which will allow for as little as one injection every 5-10 days will prove effective.