

Ipamorelin
Research use onlyCAS 170851-70-4Also sold as NNC-26-0161
NNC-26-0161, lyophilized powder
- Current batch
- GB-2146000
- HPLC purity
- 99.38%
- Endotoxin
- <0.05 EU/mL (pass)
- Free UPS 2-Day over $150
- 30-day guarantee
- Secure checkout
Research use only. Not for human or veterinary consumption or administration. Learn more
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About Ipamorelin
Ipamorelin is a synthetic pentapeptide (Aib-His-D-2-Nal-D-Phe-Lys-NH2) studied as a selective agonist of the ghrelin receptor, GHS-R1a.
In published research it is noted for releasing growth hormone without the marked rise in ACTH or cortisol seen with earlier growth hormone secretagogues.
Each vial contains 10mg of lyophilized powder. The current lot was tested by an independent lab for HPLC purity, net content and endotoxin. Match the batch number on your label to its report in our COA library.
Every tested lot has its COA published under the batch number on your label. For laboratory research use only.
COA & batch history
Every Ipamorelin lot we've published, with its lab report. Older batches stay online for labels already out there.
| Batch | Size | Purity | Endotoxin | Tested | Report |
|---|---|---|---|---|---|
| GB-2146000Current | 10mg | 99.38% | <0.05 EU/mL (pass) | Jul 3, 2026 | View PDF |
HPLC purity is the share of the sample measured as Ipamorelin; on its own it doesn't confirm identity or sterility. The endotoxin screen is a pass or fail against the lab's limit for bacterial endotoxin, not a statement about safety or effects.
Literature references
Published studies on Ipamorelin, listed for researchers who want the primary sources. Most are preclinical (in vitro or animal) work. Listing a paper is not a claim about the product, and nothing here is guidance for human or veterinary use.
- Raun K, et al. Ipamorelin, the first selective growth hormone secretagogue. Eur J Endocrinol. 1998.PubMed (opens in a new tab)
- Johansen PB, et al. Ipamorelin, a new growth-hormone-releasing peptide, induces longitudinal bone growth in rats. Growth Horm IGF Res. 1999.PubMed (opens in a new tab)
Storage & shipping
- Storage
- Store in a cool, dry place away from direct light. Keep sealed until ready for laboratory handling. Inspect contents on arrival.
- Shipping
- Ships in 1–2 business days with tracking by email. Standard is $8.99 and UPS or Fedex 2-Day is $14.99; US orders over $150 ship UPS or Fedex 2-Day free.
- 30-day guarantee
- Not satisfied? Email us within 30 days of delivery for a full refund to your original payment method.
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