I am not one of those guys. Testosterone Trenbolone Ace ranks first on the list of the Tren A popular and sought-after steroids in the bodybuilding industry. What are anabolic steroids used for. Testosterone, which is better for uses like: Weight Gain, Breast Cancer and Osteoporosis. Dragon Pharma Cypionat 250 is presented in a 10-milliliter multidose vial and reportedly contains 250 milligrams per milliliter of testosterone cypionate according to the label.