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Research peptide

Ipamorelin

Ipamorelin is a selective growth hormone secretagogue receptor agonist peptide studied for GH release with a relatively focused receptor profile compared with earlier GHRPs.

By The Peptides Codex Editorial TeamReviewed July 10, 2026
Length
5 aa
Class
Research peptide
Function
Selective ghrelin receptor (GHS-R) agonist
Context
Research compound (not an approved drug)

Often searched with CJC-1295 in GH secretagogue research.

Part of the Growth hormone & IGF peptides cluster

Overview

Ipamorelin is a selective growth hormone secretagogue receptor agonist peptide studied for GH release with a relatively focused receptor profile compared with earlier GHRPs.

Source & context

Biological / chemical source: Synthetic pentapeptide

Primary research or clinical context: Research compound (not an approved drug)

Receptor selectivity

Ipamorelin is frequently described as more selective than GHRP-2 or GHRP-6, with less reported impact on cortisol and prolactin in experimental contexts — a key reason for its research popularity.

FAQ about Ipamorelin

What is Ipamorelin?+

Ipamorelin is a selective growth hormone secretagogue receptor agonist peptide studied for GH release with a relatively focused receptor profile compared with earlier GHRPs.

Is Ipamorelin an approved medicine?+

Ipamorelin is discussed here as a research / educational topic. Research compound (not an approved drug). This is not medical advice.

What is the typical length of Ipamorelin?+

Ipamorelin is commonly described as approximately 5 amino acids (Research peptide).

Related peptides

References & further reading

  1. 1.Wikipedia — Ipamorelin
  2. 2.PubChem — compound summary for Ipamorelin (CID 9831659)
Disclaimer: Educational content only. Not medical advice. Not instructions for human use. Research peptides and unapproved products may be restricted or illegal to market for human consumption in your jurisdiction. Consult qualified professionals and applicable law.
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Cite this: Peptides Codex — Ipamorelin educational profile.
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