http://www.steroid.com/Halotestin.php
It says:
"If you´re anything like me, the first thing you´ll notice is Halotestin´s absurd Anabolic and Androgenic rating. This stuff is 19x as anabolic as testosterone and 8.5x as androgenic! Whoa!
I have to admit, those numbers are a bit deceiving, and through personal experience, I can say that Halotestin will not put anywhere near as much muscle on you as testosterone. Let´s take a closer look at Halo and see what kind of realistic effects we can expect from it, and what kind of side effects we´ll be dealing with.