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Tesamorelin – 10mg

Buy Tesamorelin 10mg at 99.93% HPLC purity from batch AV2C30 (CAS 218949-48-5), with the third-party COA shown on this page. For research use only.

A synthetic GHRH analog featuring a trans-3-hexenoic acid modification, investigated for targeted stimulation of pulsatile growth hormone release and downstream lipolytic pathway activation. For research use only.

7 researchers viewing this batch right now
Strength
10mg

$69.99

$69.99 / vial
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Verified, Not Just Claimed

This batch's certificate.

Every batch is independently tested before it s listed. This is the certificate for the lot currently shipping.
Freedom Diagnostics
Tested May 11, 2026
✓ Pass
99.93%
Purity · confirmed via HPLC
Identity Passed
Purity Passed
Sterility Passed
Endotoxin Passed
Batch No AV2C30 Lot matches the 10 Randomised Vials you’ll receive
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Scan the physical label any time to land on this exact page.
Why independent testing?
We dont test in-house. Every batch goes to a third-party accredited laboratory that has no commercial interest in the result. The certificate you see here is exactly what we received - unedited. If a batch doesnt pass, it doesnt ship.
Research Overview

Built for multi-pathway research.

Tesamorelin is a synthetic GHRH analog, notable for being FDA-approved (as Egrifta) specifically to reduce excess abdominal fat in HIV-associated lipodystrophy, giving it a stronger clinical evidence base than most research peptides. It works by stimulating natural GH and IGF-1 production, and beyond its approved indication it’s studied for visceral fat reduction, cognitive function, and body composition, though off-label use falls outside its FDA-cleared scope.

CAS Number
218949-48-5
Molecular Weight
5135.9 g/mol
Molecular Formula
C221H366N72O67S
Appearance
White Lyophilized Powder
Multi-pathway profile — commonly used as a reference point against single- and dual-pathway compounds in comparative protocols.
Batch-matched COA — every vial traces back to a specific lot's independent test results.
Available across three strengths — 5mg, 10mg, and 15mg, so protocols can scale without switching suppliers.
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98%+ purity or refunded
Volume Savings
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Contaminant Screened
Endotoxin + heavy metals
Research Community Feedback

What researchers say.

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3,200+ verified reviews​
★★★★★
“COA purity has come back above 99% every time. Fast shipping, no surprises.”
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Dr. Alex M.
Research Scientist
★★★★★
“Independent check matched the certificate exactly. Rare to find that transparency.”
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Jordan T.
Lab Manager
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“Arrived in two days, sealed and labelledwith the batch number. Better than ourlastsupplier.”
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Casey L.
Principal Investigator
FAQ

About this compound

Cant find your answer? Email our research support team real replies, no scripts.

What Is Tesamorelin?

Tesamorelin is built on the first 44 amino acids of human growth hormone-releasing hormone, with a trans-3-hexenoic acid group attached at the N-terminus. That modification protects the peptide from rapid cleavage by dipeptidyl peptidase IV, so it persists longer in experimental systems than native GHRH.

In the research literature, tesamorelin is studied for pulsatile growth hormone release signalling through the GHRH receptor, and in related endocrine research. Tesamorelin is also the active ingredient in a prescription product marketed by a pharmaceutical company. The material sold by Nation Peptides is not that product, is not approved by the FDA, and is supplied for laboratory research only.

Tesamorelin 10mg Specifications

  • Compound: Tesamorelin, a synthetic GHRH analog with a trans-3-hexenoyl modification
  • CAS number: 218949-48-5
  • Molecular formula: C221H366N72O67S
  • Molecular weight: 5135.9 g/mol
  • Appearance: White lyophilized powder
  • Strength: 10mg
  • Purity: 99.93% by HPLC
  • Batch: AV2C30, tested May 11, 2026 by Freedom Diagnostics
  • COA results: Identity, purity, sterility, and endotoxin passed
  • Price: $69.99 per vial

Tesamorelin Price and Pack Options

  • Single vial: $69.99
  • 5-pack: About $64.39 (8% per vial)
  • 10-pack: About $59.49 (15% per vial)

Pack pricing is applied at checkout without a code, and checkout applies the single lowest price. Orders of $250 or more ship free.

Certificates of Analysis
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Tesamorelin and Ipamorelin Side by Side

Growth hormone research often places a GHRH analog beside a ghrelin receptor agonist, because the two act through different receptors. This is why many labs look at tesamorelin and ipamorelin together.

  • Class: Tesamorelin 10mg: GHRH analog (GHRH receptor). Ipamorelin 10mg: Ghrelin receptor agonist (GHS-R1a).
  • Structure: Tesamorelin 10mg: 44 amino acids with a trans-3-hexenoyl group. Ipamorelin 10mg: Pentapeptide, 5 amino acids.
  • CAS number: Tesamorelin 10mg: 218949-48-5. Ipamorelin 10mg: 170851-70-4.
  • Molecular weight: Tesamorelin 10mg: 5135.9 g/mol. Ipamorelin 10mg: 711.85 g/mol.
  • Price: Tesamorelin 10mg: $69.99. Ipamorelin 10mg: $49.99.

Researchers building that comparison can buy Ipamorelin from the same catalogue, with a batch certificate for each lot.

Batch AV2C30 Certificate

The certificate for the lot now shipping reports 99.93% purity by HPLC, tested May 11, 2026 by Freedom Diagnostics. Identity, purity, sterility, and endotoxin results are all listed as passed. Each order is matched to a verified batch before packing. You can confirm the lot with the batch lookup or the QR code on the vial.

Building the Rest of the Order

Tesamorelin ships as lyophilized powder, so many labs add a 10ml vial of bacteriostatic water for peptides to the order. Many labs also look at the MOTS-C for sale listing, a mitochondrial-derived peptide used in metabolic signalling research. Other compounds in the catalogue include GHK-Cu 50mg for extracellular matrix models.

Tesamorelin FAQ

What is tesamorelin?
Tesamorelin is a synthetic analog of growth hormone-releasing hormone with a trans-3-hexenoyl modification. Laboratories use it to study GHRH receptor signalling. Nation Peptides supplies it for research use only.
Where can I buy Tesamorelin 10mg with a COA?
You can buy Tesamorelin 10mg on this page. The certificate for the lot shipping now is shown: batch AV2C30, 99.93% by HPLC, tested May 11, 2026. Each order is matched to a verified batch and COA before packing.
How much does tesamorelin 10mg cost?
A single 10mg vial is $69.99. The 5-pack saves 8% per vial, about $64.39 each, and the 10-pack saves 15% per vial, about $59.49 each.
What are the CAS number and molecular weight of tesamorelin?
The CAS number is 218949-48-5. The molecular formula is C221H366N72O67S and the molecular weight is 5135.9 g/mol.
How do tesamorelin and ipamorelin differ?
Tesamorelin is a 44-amino-acid analog of growth hormone-releasing hormone. Ipamorelin is a five-amino-acid ghrelin receptor agonist. They act on different receptors, so researchers often study them side by side.
Is the Nation Peptides tesamorelin the same as a prescription product?
No. Tesamorelin is the active ingredient in a prescription product from a pharmaceutical company, but the material sold here is a research compound. It is not approved by the FDA and is supplied for laboratory use only.
How is lyophilized tesamorelin stored?
Keep the lyophilized vial frozen and away from light. After reconstitution, refrigerate it and check the COA for stability notes.