Creatine, yes, the rest is expensive GARBAGE!
Bro, you truly don't know what you're missin'!
Many on this board can attest to what AAKG has done for their workouts.
Glutamine is absolutely essential.
I've been training with these combined ingredients for the past couple of years and they have really improved my personal workouts.
You should try them sometime. If not mine, at least someone's. Peace.