Selective growth hormone secretagogue

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What is Ipamorelin?

Ipamorelin is a selective growth hormone secretagogue, categorized under growth hormone peptides. This synthetic peptide is designed to stimulate the secretion of growth hormone (GH) from the pituitary gland, making it a significant compound in research related to growth hormone regulation and its effects on various physiological processes.

As a pentapeptide, Ipamorelin is known for its specificity in targeting growth hormone release without significantly affecting other hormones. Its unique structure allows it to mimic ghrelin, a natural hormone that plays a crucial role in appetite regulation and energy balance.

How It Works

Ipamorelin operates through a specific mechanism that involves binding to the growth hormone secretagogue receptor (GHS-R). This interaction triggers a cascade of biological responses that lead to increased secretion of growth hormone from the anterior pituitary.

Mechanism of Action

The peptide's selective action minimizes the release of other hormones, such as cortisol and prolactin, which can be associated with other growth hormone secretagogues. This selectivity is one of the reasons why Ipamorelin is of interest in research settings focused on optimizing growth hormone levels without unwanted side effects.

Research Uses

Sleep Regulation

  • Investigated for its potential to improve sleep quality by modulating growth hormone levels.

Stress Reduction

  • Studied for its role in reducing stress-related responses through balanced hormone secretion.

Muscle Growth

  • Examined for its effects on muscle hypertrophy and recovery in various animal models.

Fat Loss

  • Research indicates potential benefits in promoting fat metabolism and reducing body fat percentage.

Effects

Increased Growth Hormone Levels

  • Observed increases in serum growth hormone levels in both animal and human studies.

Enhanced Recovery

  • Users report improved recovery times from exercise and injury, attributed to elevated growth hormone levels.

Improved Body Composition

  • Research suggests favorable changes in body composition, including increased lean muscle mass and reduced fat.

Better Sleep Quality

  • Some studies indicate enhancements in sleep patterns, potentially linked to growth hormone secretion.

Summary

Ipamorelin is a selective growth hormone secretagogue that plays a vital role in the regulation of growth hormone release. Its targeted action and minimal side effects make it a valuable subject of research in understanding growth hormone's physiological impacts.

Last updated: Jan 8, 2026

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Peptide price index

Catalog facts for published stores selling Ipamorelin. Research-use products only.
StorePriceSizePer mgStockCOAShippingLast checked
Favicon of PeptauraPeptaura$12.435 mg$2.49/mgIn stockYesIntlOct 28, 2026
Favicon of Eros PeptidesEros Peptides$27.9910 mg$2.80/mgIn stock——Oct 28, 2026
Favicon of Southern AminosSouthern Aminos$48.0010 mg$4.80/mgIn stock—AU, CA, Intl, USOct 28, 2026
Favicon of Polaris PeptidesPolaris Peptides$50.0010 mg$5.00/mgIn stock—AU, CA, Intl, GB, USOct 28, 2026
Favicon of TydesTydes$54.9910 mg$5.50/mgIn stock—USOct 28, 2026
BioGenix Peptides$55.0010 mg$5.50/mgIn stock—USOct 28, 2026
Favicon of Skye PeptidesSkye Peptides$69.0012.5 mg$5.52/mgIn stock——Oct 28, 2026
Favicon of NextechLabsNextechLabs$56.0010 mg$5.60/mgIn stock——Oct 28, 2026
Favicon of Arcane PeptidesArcane Peptides$30.005 mg$6.00/mgIn stockYesUSOct 28, 2026
Favicon of Royal PeptidesRoyal Peptides$65.0010 mg$6.50/mgIn stockYesAU, CA, EU, Intl, USOct 28, 2026
AED offers
NOVA Labs UAEAED 250.0010 mgAED 25.00/mgIn stockYesMEOct 28, 2026
AUD offers
Favicon of Ascend PeptidesAscend PeptidesA$79.9510 mgA$8.00/mgIn stockYesAUOct 28, 2026
EUR offers
Peptiva€34.005 mg€6.80/mgIn stockYesEUOct 28, 2026

Research-use catalog facts from published directory listings. Missing fields show as an em dash. This is not a ranking, rating, or medical recommendation.

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