Retatrutide
Also known as: LY3437943
Studied in laboratory and preclinical models for its role in GIP, GLP-1, and glucagon receptor signaling relevant to energy-metabolism research.
$58.80 per vial · sold in packs of 10
10–15 days delivery. Orders ship directly from our manufacturing partner. Allow 10–15 days for delivery. Shipments may be subject to customs clearance, which can affect delivery time.
| Packs | Discount | Per vial |
|---|---|---|
| 1–2 (10–20 vials) | — | $58.80 |
| 3+ (30+ vials) | −5% | $55.86 |
| 5+ (50+ vials) | −10% | $52.92 |
| 10+ (100+ vials) | −15% | $49.98 |
- COA issued by Janoshik Analytical
- HPLC + MS verified identity
- Discreet plain, tracked packaging
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Specifications
| CAS number | 2381089-83-2 |
|---|---|
| Molecular formula | C221H342N46O68 |
| Molecular weight | 4731.4 g/mol |
| Sequence / structure | Modified 39-residue GIP/GLP-1/glucagon triple-agonist peptide with C20 fatty-acid acylation (LY-3437943). |
| Purity | ≥99% (HPLC) |
| Reported half-life | ~6 days (long-acting) |
| Appearance | White lyophilized powder |
| Solubility | Soluble in bacteriostatic water / 0.9% NaCl |
| Storage | Lyophilized: -20°C, 24+ months. Reconstituted: 2-8°C, use within 4 weeks. |
| Available sizes | 10mg |
Reference data compiled from public chemical databases and the peer-reviewed literature. Provided for laboratory research use only.
Research context
Studied in laboratory and preclinical models for its role in GIP, GLP-1, and glucagon receptor signaling relevant to energy-metabolism research.
A triple GIP/GLP-1/glucagon receptor agonist under investigation for metabolic and weight-management research.
For research use only. Not for human or veterinary use. Sold as a laboratory reference material for in-vitro research.
Certificate of Analysis
Each lot of Retatrutide is independently tested by Janoshik Analytical by HPLC (purity) and mass spectrometry (identity), and released against a batch-specific certificate of analysis. Request the COA for your lot number and we'll send the matching certificate so you can verify vial-to-lot before any assay work.
Request this batch's COA →New to COAs? Read our guide on how to read a peptide certificate of analysis.
Frequently asked questions
What is Retatrutide studied for?
Studied in laboratory and preclinical models for its role in GIP, GLP-1, and glucagon receptor signaling relevant to energy-metabolism research.
What is the molecular formula of Retatrutide?
Retatrutide has molecular formula C221H342N46O68, and a molecular weight of ~4731.4 g/mol, and CAS number 2381089-83-2.
How is Retatrutide stored and reconstituted?
Soluble in bacteriostatic water / 0.9% NaCl Lyophilized: -20°C, 24+ months. Reconstituted: 2-8°C, use within 4 weeks.
Is Retatrutide for human use?
No. Retatrutide is supplied strictly as a laboratory reference material for research use only — not for human or veterinary use.
Researcher reviews
No researcher reviews yet for Retatrutide. Verified reviews from researchers appear here after a completed order.
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