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 Growth Hormone (GH): Source, Functions, Disorders & Mechanism Handwritten Infographic Notes Growth Hormone (GH), also known as Somatotropin, is a vital peptide hormone secreted by the anterior pituitary gland. It PDF) Ipamorelin, the first selective growth hormone secretagogue Ipamorelin is a pentapeptide. Five amino acids. That's it. But three of those five don't exist in nature. The sequence: Aib His D 2 Nal D Phe Lys, with a C terminal amide. Position 1 is aminoisobutyric acid the Abstract citation ID: qdaf320.344 (349) THERAPEUTIC PEPTIDES IN SEXUAL MEDICINE: A NARRATIVE REVIEW E. Burchfiel, N. Mills, G. S Direct Peptides Blog