Ipamorelin

A five-residue ghrelin-receptor agonist from Novo Nordisk that releases growth hormone; human data are one dosing study and one failed surgical trial.

Also known as: NNC 26-0161, Aib-His-D-2Nal-D-Phe-Lys-NH2
Area: Hormones
Status: Not approved as a medicine anywhere; sold for research use only

Articles on Ipamorelin

HormonesHuman study

Ipamorelin: one dosing study, one failed surgical trial, and no human data on the popular blend

Ipamorelin reliably releases growth hormone, but its human record is a 1999 dosing study and a 2014 trial that missed its goal. No one has published a human study of it combined with CJC-1295.

HPR Editorial · 13 Aug 2026 · 7 min read