Amino Acid & Peptide · Compound

Ipamorelin

Provisional Moderate Scoreamino_acid

Hermetica Superfood Encyclopedia

Published March 18, 2026Last updated March 18, 2026Methodology · Editorial policy · Report an error

Evidence review status: unreviewed

Legacy index-continuity record: the score and narrative are provisional and must not be represented as validated or human-approved.

Review flags: AWAITING_SEMANTIC_VALIDATION

Provisional Summary

Ipamorelin is a selective growth hormone-releasing peptide (GHRP) that stimulates growth hormone release by binding to ghrelin receptors in the pituitary gland. This pentapeptide promotes muscle growth, fat loss, and recovery without significantly affecting cortisol or prolactin levels.

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Screened PMID Records

Reported Benefits

Pending

Synergy Review

At a Glance

CategoryAmino Acid & Peptide

GroupCompound

Public Score StatusProvisional Moderate

Primary Keywordipamorelin benefits

Ipamorelin close-up macro showing natural texture and detail — rich in growth hormone secretagogue, anabolic, anti-catabolic

Ipamorelin — botanical close-up

Reported Benefits (Provisional)

Stimulates the release of growth hormone (GH) from the pituitary gland, supporting overall growth and cellular repair. - Promotes muscle growth and accelerates recovery by enhancing protein synthesis and reducing muscle breakdown. - Supports fat loss by increasing metabolism and encouraging the body to use stored fat for energy. - Improves sleep quality, which is essential for muscle repair and hormone balance. - Enhances bone density and strength by stimulating osteoblast activity. - Boosts collagen production, leading to healthier skin, hair, and connective tissue. - May improve immune function by supporting the regeneration of immune cells. - Offers a gentle, selective GH release without significant impact on cortisol or prolactin levels, reducing side effects.

Origin & History

Natural habitat

Ipamorelin is a synthetic peptide that mimics the action of ghrelin, a natural hormone. It is produced through peptide synthesis and is used primarily for its growth hormone-releasing properties.

“Developed in the late 20th century, Ipamorelin is used in research settings for its potential anti-aging and performance-enhancing effects.”Traditional Medicine

Research Narrative (Provisional)

Ipamorelin has been studied in animal models and early human trials, showing potential for growth hormone release and muscle growth. More research is needed.

Preparation & Dosage

Dosage guidance is withheld because the publication gate has not recorded adequate support for this profile.

Nutritional Profile

- Composed of a sequence of amino acids. - Administered via subcutaneous injection. - Acts on the pituitary gland to release growth hormone.

Reported Mechanism (Provisional)

Mechanism of Action

Ipamorelin binds selectively to growth hormone secretagogue receptors (GHS-R1a) in the anterior pituitary gland, triggering the release of endogenous growth hormone. Unlike other GHRPs, it demonstrates high selectivity for GH release without stimulating ACTH, cortisol, or prolactin secretion. The peptide mimics ghrelin's action but with greater specificity, leading to pulsatile GH release that follows natural circadian rhythms.

Clinical Narrative (Provisional)

Human studies on ipamorelin are limited, with most research conducted in animal models and small-scale clinical trials. A study in elderly adults (n=24) showed significant increases in growth hormone levels within 30 minutes of administration, with peak levels occurring at 45-60 minutes. Animal studies demonstrate improved body composition, with 15-20% increases in lean muscle mass and 10-15% reductions in body fat over 8-12 week periods. The current evidence suggests efficacy but requires larger, longer-term human trials for definitive clinical validation.

Also Known As

NNC 26-0161IPAMGrowth Hormone Releasing Peptide-1GHRP-1 analogPentapeptide hormone secretagogueSynthetic ghrelin mimetic

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These statements have not been evaluated by the Food and Drug Administration. This content is for informational purposes only and is not intended to diagnose, treat, cure, or prevent any disease.

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