The most common GH releasing peptides: Ipamorelin A ghrelin receptor agonist that triggers short pulses of growth hormone release from the pituitary with minimal effects on cortisol, prolactin, or appetite. Tesamorelin Ipamorelin is a potent growth hormone releasing peptide that has some potential advantages over some of the others. Although peptides seem to be doled out like aspirin, keep in mind that these are All GH releasing related peps are best used for overall health, wellness & recovery. The only one that should be associated with mentionable muscle growth is actual GH itself. DM FIT for Ipamorelin Side Effects A Comprehensive Overview