Pre-workout: Look into Superpump250, White Flood, Jack3d Creatine: Basic creatine monohydrate is simple, proven and effective. If you want a designer creatine, SizeOn and Green Mag are very popular choices around here.
Mass Gainer: Not sure about this one.. haven't taken any personally. Vitamins: AnimalPak, Orange Triad, Sportpharma Multi-V, AST Multipro32x, Opti-men are a few popular ones. I ...