What is Gentropin (Somatropin) 100IU? Gentropin (Somatropin) 100IU is a trusted synthetic growth hormone used to address growth-related deficiencies in children and reverse the aging process in adults. This drug was initially designed for pediatric growth issues; however, Gentropin (Somatropin) 100IU has gained popularity amongst bodybuilders and athletes for enhancing muscle strengt... https://yourmuscleshop.com/product/gentropin-somatropin-100iu-hgh-kit-with-bacteriostatic-water-genlabs/