The biggest difference is that Anabolic androgenic steroids are worth the money while over the counter "test" boosters are not. One makes you big and strong and the other makes you poor and small. :D...
Nothing special about protein, its in most of the things you eat. I'd say if you have reached puberty and are athletic (meaning you are not living a sedimentary lifestyle) you are good to go. 1 Shake...
I hope I do get banned you are just another reason why this board is a joke, don't even know why I bother wasting my time. To be honest BB.com is a joke...uh-oh...I said it.
Im thinking you look pretty ripped bro, you have somewhat rounded muscle right now so you might have a touch of water weight due to creatine or something else. Definitely doing some hard work though...