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 Ipamorelin Calibrate Hydration CJC & Ipamorelin it doesn't get better than this Comment GROWTH for research (and playbook) The pituitary gland (the master switch) is failing Its signal (GH) gets weaker every year after 30 Prolactin as an adrenocorticotropic hormone: Prolactin signalling is a conserved key regulator of sexually dimorphic adrenal gland function in health and disease Lalli 2022 BioEssays Wiley Online Library