pamorelin is a pentapeptide that selectively triggers the body's own pulsatile release of growth hormone. Ipamorelin is a five amino acid peptide that acts as a selective ghrelin and growth hormone secretagogue receptor agonist. Ipamorelin IASP Philippines Figure 3 from Ipamorelin, the first selective growth hormone secretagogue. Semantic Scholar Table 3 from Ipamorelin, the first selective growth hormone secretagogue. Semantic Scholar CJC 1295 & Ipamorelin Therapy Growth Hormone Support