CJC 1295 penis growth: What the evidence and real world use actually show 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 CJC 1295 Ipamorelin Erectile Dysfunction: What Men Need to Know About This Peptide Combo 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