HCG, hCG = Human chorionic gonadotropin
hGH, HGH, rhGH = human growth hormone ("r" means recombinate DNA way to manufacture)
hMG, HMG = human menopausal gonadotropin
FSH = Follicle-stimulating hormone

Quote Originally Posted by hardgainer1
what about all the insulin and GH abbreviations like "lgf-1" and stuff like that, i dont know any of those
IGF-1 = Insulin-like Growth Factor-1