Growth Hormone Axis Research

Ipamorelin Research Peptide

Ipamorelin is a chain of five amino acids made in a laboratory.

$29.00

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Research Use Only · Not for human or veterinary consumption.

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Ipamorelin research peptide, >99% purity by HPLC, CAS 170851-70-4, lyophilized powder for in-vitro laboratory research, Pure Peptides
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Certificates of Analysis

Every batch is tested by an independent laboratory before release.

Verify Batch. Lot-level COA, Batch PP/IPA/062026. Check the batch number printed on your vial against the certificate below, which reports the tests run on it.

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What is Ipamorelin?

Ipamorelin is a chain of five amino acids made in a laboratory. It came out of a Danish drug company's chemistry program in the 1990s. In pigs it prompted growth hormone release without the rise in the stress hormones ACTH and cortisol that older compounds in its family caused, a result its developers called very surprising. It works on the same receptor the body's hunger hormone uses, which is a different receptor from the one sermorelin and tesamorelin use. It has been tested in rat pituitary cells, in rats and in pigs, and three published studies have given it to people.

Product information reviewed by Dr. Martina Rossi, PhD

Scientific Contributor and Reviewer · Reviewed

Ipamorelin Research & Reference

What Ipamorelin does in published studies, and how to work with it in the laboratory, are covered in full on two dedicated pages rather than summarised here, so neither the evidence nor the handling detail is cut short.

Technical Specs

CAS Number170851-70-4
Molecular FormulaC38H49N9O5
Molecular Weight711.85 g/mol
SequenceAib-His-D-2Nal-D-Phe-Lys-NH2
Purity>99%
Physical FormLyophilized Powder
TestingHPLC + MS-UPLC
SKUIPA
Batch No.PP/IPA/062026

Labeled quantity is net peptide content, not gross salt weight.

Ipamorelin Batch Results

Batch PP/IPA/062026

Laboratory
Kovera Labs
Certified
July 30, 2026
Sample
10 mg vial
Report
KVR-2026-B6E227

An independent laboratory, Kovera Labs, tested a sample from this batch. These are the results on its certificate.

Purity

Pass

99.694%

RP-HPLC, C18 column, 214 nm

Identity

Pass

Confirmed

LC-MS

Purity is an HPLC figure: the main peak’s share of everything the detector recorded at one wavelength. It’s not a weight. What a purity figure counts →

Check it with the lab. Kovera Labs’ verification page looks a certificate up by its report number. Product, batch, date and results should match this page.

Chromatogram

RP-HPLC · C18 · DAD 214 nm

Chromatogram from certificate KVR-2026-B6E227 for Ipamorelin batch PP/IPA/062026.
The detector trace printed on the certificate, from the run behind the purity figure. How to read this certificate →

Frequently Asked Questions

Is Ipamorelin third-party tested for purity?+

Yes. Every batch of Ipamorelin is tested by an independent third-party laboratory using HPLC and MS-UPLC, confirming purity and mass identity before the batch is released. Pure Peptides does not test its own material.

Can I see the Certificate of Analysis before buying?+

Yes. The Certificate of Analysis for the batch currently in stock can be viewed and downloaded directly on this page, before you place an order. Each certificate states the batch number, the measured purity, and the date of analysis, and can be verified independently with the issuing laboratory using the report number it carries.

What does "Research Use Only" mean?+

It means Ipamorelin is supplied for in-vitro laboratory research and for no other purpose, and must not be administered to humans or animals. Ipamorelin is legal to purchase in the United States for in vitro and non-clinical laboratory research. It carries no FDA approval or therapeutic indication for human use. As a growth hormone secretagogue (GHS), Ipamorelin appears in section S2 of the WADA Prohibited List for competitive athletes, a separate consideration from its legal research status. Sold strictly for qualified research use, not human or veterinary administration.

How is Ipamorelin shipped and stored?+

Ipamorelin ships from US stock with cold-chain packaging and full tracking; orders placed before noon EST on business days are typically dispatched the same business day. On arrival, store the lyophilized powder at -20°C or below, dry and protected from light.

Is Ipamorelin really selective for growth hormone?+

In conscious swine, GHRP-6 and GHRP-2 both raised ACTH and cortisol, while ipamorelin did not raise them above the levels seen after GHRH stimulation. That held at doses more than a hundred-fold above the amount needed for growth hormone release. The comparison is against GHRH rather than against no treatment, and the work comes from the group that developed the compound. No independent laboratory has replicated it in the sources cited in the Ipamorelin research article.

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From the blog

Background and context on this compound.

Dr. Martina Rossi, PhD

Reviewed for scientific accuracy

Dr. Martina Rossi, PhD

PhD, Université Grenoble Alpes · Scientific Contributor and Reviewer

Dr. Rossi's doctoral research at Université Grenoble Alpes examined the vascular functions of bone morphogenetic proteins. Her peer-reviewed work spans cell and molecular biology, vascular biology, and gene therapy, in journals including Cardiovascular Research, Scientific Reports, and Brain Sciences. She reviews Pure Peptides' product, reference, and research pages for scientific accuracy against the sources they cite.

Reviewed ORCIDGoogle ScholarTeam profile →

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