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Ipamorelin
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⚠️ Research Use Only

These products are for laboratory research only and not intended for medical use. They are not FDA-approved to diagnose, treat, cure, or prevent any disease. By purchasing, you certify they will be used solely for research and not for human or animal consumption.

What is Ipamorelin?

Ipamorelin is a synthetic pentapeptide and selective ghrelin mimetic that acts as a growth hormone secretagogue (GHS). By binding to ghrelin receptors on pituitary cells, it stimulates growth hormone (GH) release without significantly affecting cortisol or prolactin levels, making it one of the most targeted and well-tolerated secretagogues.

Key Research
  • Growth hormone release & endocrine modulation
  • Muscle growth & recovery support
  • Bone health & mineral density
  • Fat metabolism & body composition
  • Anti-aging & longevity pathways
  • Neuroprotection & cognitive support
  • Sleep quality & circadian rhythm
  • Stress resilience & hormonal balance
  • Cardiovascular & metabolic health
  • Cellular repair & regeneration
Specifications
PropertyDetails
CAS Number170851-70-4
Chemical NameIpamorelin (NNC 26-0161)
PubChem CID 9831659
Molecular FormulaC38H49N9O5
Molecular Weight ≈ 711.85 g/mol
Physical AppearanceWhite to off-white lyophilized powder
FormSynthetic pentapeptide (growth hormone secretagogue, 5 aa)
Container3 mL Type I glass vial (10 mg net content)
Purity ≥99% verified by HPLC & MS (batch COA via on-vial QR)
SolubilitySoluble in sterile water or compatible buffer; for difficult matrices, pre-wet with ≤0.1% acetic acid or minimal DMSO, then bring to final buffer. 0.22 µm filter-sterilize if required.
Intended
Intended UseLaboratory research only (RUO). Not for human or animal use.
Molecular Structure
Ipamorelin molecular structure
FAQ

How much is in each vial?

Each vial contains precisely the amount indicated on the label. For instance, a 10mg vial includes precisely 10mg of lyophilized peptide. Researchers may divide it into smaller fractions, such as four 2.5mg portions, while the total amount remains 10mg.

Does it come with instructions?

USA Peptides Direct products are designated for in vitro research. Prior to working with them, conduct thorough research. Our team will offer general assistance via text post-purchase.

What other supplies are needed?

Peptides come as lyophilized powder. They are not reconstituted, and any necessary bacteriostatic water or syringes must be obtained separately for research purposes.

How long does a vial last?

Peptides remain stable for up to 2 years in lyophilized powder form. After reconstitution, refrigerate and expect stability for about 2 months.

Is this a growth hormone secretagogue?

Yes. Ipamorelin is a selective ghrelin receptor agonist that stimulates GH release from the pituitary.

What purity is provided?

Each vial is ≥99% by HPLC with MS identity confirmation; third-party testing is performed on every lot (COA via QR).

How should I reconstitute it?

Use sterile bacteriostatic water; gently swirl to dissolve. Avoid vigorous shaking and repeated freeze–thaw cycles.

Which in-vitro or experimental assays is Ipamorelin commonly used in?

Common RUO applications include studies of growth hormone signaling, metabolic balance, body composition models, and musculoskeletal recovery research.

What is its stability?

Lyophilized powder is stable at –20 °C; reconstituted solutions should be stored at 2–8 °C and used within a short timeframe.
References
  1. Raun, K., et al. “Ipamorelin, the first selective growth hormone secretagogue.” European Journal of Endocrinology, 1998;139(5):552–561. [Link]
  2. Gobburu, J.V.S., Agersø, H., Jusko, W.J., Ynddal, L. “Pharmacokinetic–pharmacodynamic modeling of ipamorelin, a growth hormone releasing peptide, in human volunteers.” Pharmaceutical Research, 1999;16(9):1412–1416. [Link]
  3. Greenwood-Van Meerveld, B., Tyler, K., Mohammadi, E., Pietra, C. “Efficacy of ipamorelin, a ghrelin mimetic, on gastric dysmotility in a rodent model of postoperative ileus.” Journal of Experimental Pharmacology, 2012;4:149–155. [Link]
Ipamorelin
Ipamorelin
5mg
$46.00
One-time

Why Buy from USA Peptides Direct

  • USA Made
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Quality, Storage & Handling

Each lot is confirmed by HPLC (purity) and MS (identity); QR on the vial links to the batch COA. Independent U.S. labs verify purityquantity, and endotoxin.

  • Storage (lyophilized): −20 °C long-term or 2–8 °C short-term; keep desiccated and protected from light.
  • After reconstitution: Use neutral, oxygen-poor buffer when possible; aliquot and store at ≤−20 °C; avoid repeated freeze–thaw.
  • Working solutions: Prepare fresh; minimize exposure to light/alkaline pH to reduce degradation.

Shipping

Ships in validated cold-chain packaging. In-stock orders placed before the daily cutoff dispatch the same day2-Day FedEx/UPS is standard, with overnight options available. Automated text/email updates included.

Compliance & Research Use Only Disclaimer

For laboratory research only. All articles are product information provided on this website are for informational and educational purposes only. Not a drug, cosmetic, food, or household chemical. Not for human or animal use, diagnostic, or therapeutic applications. Buyers warrant they are qualified to handle RUO materials under applicable laws and institutional guidelines. COAs available via QR or upon request.