High potency Ipamorelin 5mg is a pentapeptide (Aib-His-D-2-Nal-D-Phe-Lys-NH2), which displays high GH releasing potency and efficacy in vitro and in vivo. Ipamorelin does not release acetylcholine (ACTH) or cortisol in amounts or concentrations that are similar with those observed after the stimulation of GHRH Research Peptide analogs. Purity (HPLC) : 99% min. 5mg per vial. Buy Ipamorelin 5MG manufactured in United States.