What is T400? Test 400 is a blend of various testosterone esters. It was created as an alternative to the powerful anabolic sustanon steroid. What is Test 400 made of? Having the same properties as pure testosterone, the basic ingredients are: Testosterone Enanthate, 120mg Testosterone Cyp, 120 mg Testosterone Deca, 160mg How to use: When on a test 400 cycle, it is advised to use it alone, as it isn’t safe to stack with anything. The property of t400 having testosterone propionate makes it work as soon as it enters your bloodstream. Proper Dosage: To get the most of the test’s 400 benefits, a proper dosage and cycle are essential. The whole dosage can be taken or divided into two. Option 1: Inject 400 to 800 mg once a week. Option 2: Take 200 EOD or 400 EW from the first week until the eighth week. Cycle duration should be followed between 8 and 12 weeks for best results. After the cycle, wait at least one week for the ester to vanish from the body before beginning post-cycle therapy.