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Growth Hormone Secretion

Ipamorelin

NNC 26-0161

Classification: Growth hormone-releasing peptide (GHRP); ghrelin receptor agonist

Mechanism: Selective GHS-R1a (ghrelin receptor) agonist on pituitary; no cortisol or prolactin rise

Benefits: Clean GH release without cortisol/prolactin rise; minimal hunger; lean mass; recovery

Evidence tier: Anecdotal + Phase 2 · Availability: Compounding Restricted

Primary sources

  1. Raun K et al. Ipamorelin, the first selective growth hormone secretagogue. Eur J Endocrinol 1998. PMID 9849822

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