Retard Alert! Retard Alert! Ding! Ding! Ding!
Steroids don't make you lose weight. I love when I hear fat asses say they're gonna cut up on Test Suspension and Winny V-as they walk past the treadmill and drive to McDonalds to order a #1 Supersized.
All he can do is learn how to diet, increase his cardio, and perhaps use an ECA stack in moderation. But that would be too much like work, so he might as well just continue to be a bloatus.
Tren? Forget cardio all together. If "he" can't do it now, he sure as fuck won't do it on Tren because train makes it twice as unbeareable to do.
Sorry for the no bullshit response, but I figured since the 411 you requested was for your "friend" he wouldn't get his feelings hurt.