SERMORELIN GHRP 2 is a growth hormone secretagogue AAI Effects of GHRP 2 and Hexarelin, Two Synthetic GH Releasing Peptides, on GH, Prolactin, ACTH and Cortisol Levels in Man. Comparison with the Effects of GHRH, TRH and hCRH ScienceDirect Determination of growth hormone releasing peptides metabolites in human urine after nasal administration of GHRP1, GHRP2, GHRP6, Hexarelin, and Ipamorelin Semenistaya 2015 Drug Testing and Analysis Wiley Online Library 2026 Guide to Peptides for Fat Loss & Muscle Gain: Real Journeys, Subtle Shifts, and What No One Tells You 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