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Important Research Notice

Not for human consumption. This product is sold exclusively for research and educational purposes. It is not intended to diagnose, treat, cure, or prevent any disease.

All clinical trial data and research findings presented on this page are sourced from peer-reviewed journals and official publications. They are provided for educational reference only and should not be interpreted as medical advice or product claims.

By purchasing this product, you confirm that you are a qualified researcher and will use it in accordance with all applicable laws and regulations.

GLP-3 (RT) 10 MG research peptide vial - StarBio COA published
  • Arrives Thu, Oct 22 – Tue, Oct 27Free standard shipping on orders over $100
  • Free shipment protectionLost, stolen, or damaged? We replace it, on us.
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Bestseller

GLP-3 (RT)

Triple-Action Metabolic Compound

$69.99
$41.99with code SPOOKY40 · 40% offTap to apply

A 39-residue peptide that activates three receptors at once: GIP, GLP-1 and glucagon. It is used in metabolic research on how combined incretin and glucagon signaling affects energy expenditure, lipid handling and body weight in animal models. For in vitro laboratory research use only.

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Quantity
Third-party tested batchCOA on fileShips from the USALost or damaged? Reshipped free
  • Arrives Thu, Oct 22 – Tue, Oct 27Free standard shipping on orders over $100
  • Free shipment protectionLost, stolen, or damaged? We replace it, on us.
  • Overnight and 2-day optionsPick your speed at checkout
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Certificate of Analysis

Third Party Tested ISO/IEC 17025 ACCREDITED

LATESTISO 170257× TESTING
99.86%
PURITY

✓ Passed full QC panel

Variant Retatrutide 30 mg
Test report Janoshik #136394
Labeled 30 mg
Actual 32.02 mg
Tested Apr 22, 2026
📄 View COA
98.87%
PURITY
Variant Retatrutide 20 mg
Test report Medutest · WWB-RT20-7891
Labeled 20 mg
Tested Feb 6, 2026
📄 View COA
Technical specifications

Compound Information

Molecular profile

What is GLP-3 (RT)?

Type Triple GIP/GLP-1/glucagon receptor agonist peptide
CAS number
2381089-83-2
Molecular weight
4,731.33 g/mol
Amino acids
39
Formula
C221H342N46O68
Sequence
39-residue triple agonist; Aib at 2 and 20; alpha-Me-Leu at 13; C20 diacid on Lys17 via gamma-Glu + AEEA; C-terminal amide
Storage requirements

Stability information

-20°C Lyophilized powder Long-term storage
2–8°C Reconstituted Short term
Handling
  • Protect from light
  • Avoid repeated freeze-thaw cycles

Conditions apply to sealed research vials as supplied. Batch details are on the Certificate of Analysis above.

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Sources & References

Peer-reviewed research

New England Journal of Medicine

Triple-Hormone-Receptor Agonist GLP-3 (RT) for Obesity - A Phase 2 Trial

2023 · DOI: 10.1056/NEJMoa2301972 · PMID: 37366315

Jastreboff AM, et al.

View Source ↗
The Lancet

GLP-3 (RT) for People with Type 2 Diabetes - A Phase 2 Trial

2023 · PMID: 37385280

Rosenstock J, et al.

View Source ↗
Nature Medicine

GLP-3 (RT) for Metabolic Dysfunction-Associated Steatotic Liver Disease

2024

Sanyal AJ, et al.

View Source ↗
Lancet Diabetes & Endocrinology

Effects of GLP-3 (RT) on Body Composition

2025 · PMID: 40609566

Coskun T, et al.

View Source ↗
PubMed Central

Triple Agonism Based Therapies for Obesity

2025

View Source ↗
PubMed Central

GLP-3 (RT) - A Game Changer in Obesity Pharmacotherapy

2025

View Source ↗
PubMed Central

Efficacy and Safety of GLP-3 (RT) - Systematic Review & Meta-Analysis

2024

View Source ↗
European journal of clinical pharmacology

A review of an investigational drug retatrutide, a novel triple agonist agent for the treatment of obesity

2024 · PMID: 38367045 · DOI: 10.1007/s00228-024-03646-0

Kaur M, Misra S

View Source ↗
Nature Cell Discovery

Structural Analysis of Incretin Receptor Agonists

2024

View Source ↗
PubChem Database

GLP-3 (RT) / Retatrutide Compound Information

View Source ↗
ClinicalTrials.gov

GLP-3 (RT) / Retatrutide Clinical Trials Registry

View Source ↗

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StarBio supplies peptides for in vitro and laboratory research only, and sells strictly to qualified researchers and institutions. Confirm both statements below to enter.

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