Sermorelin or Ipamorelin: Meaning, Differences, Benefits, Side Effects, and Which One May Be Better 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 Comparison of the Effects of Ketamine and Memantine on Prolactin and Cortisol Release in Men: A Randomized, Double blind, Placebo controlled Trial Neuropsychopharmacology CJC 1295 Ipamorelin Dosage Protocol: The Complete Clinical Guide to Dosing, Cycling, and Injection Perfect B