GLP-3RT 20mg
Triple GIP / GLP-1 / Glucagon Receptor Agonist
SIZE
A next-generation triple-receptor agonist studied within metabolic, glucose-regulation, and energy-homeostasis research pathways.
- COA included with every vial
- Free U.S. shipping over $200
- Secure encrypted checkout
- ≥99% doctoral chemist verified purity
RESEARCH APPLICATIONS
All products are intended strictly for in-vitro laboratory research and development use only. Not for human or veterinary use, not a drug, food, or cosmetic, and not intended to diagnose, treat, cure, or prevent any disease.
What is GLP-3RT studied for in research?
GLP-3RT is a research peptide investigated as a triple agonist of the GIP, GLP-1, and glucagon receptors, combining incretin signaling with glucagon-receptor activation in a single molecule. In preclinical models it is widely studied for energy expenditure, glucose homeostasis, and adiposity endpoints, and the interplay of three receptor arms is a central mechanistic question. GLP-3RT (development code LY3437943) has been investigated in human clinical trials for body-weight endpoints and remains an investigational compound that is not approved as a medicine; this material is supplied for research use only. The salt form and counterion should be confirmed against the Certificate of Analysis.
Reconstitution & Handling
Reconstitute with bacteriostatic water. Do not shake vigorously.
Store at -20°C. Protect from light. Reconstitute and refrigerate.
Specifications
- Purity
- ≥99%
- Form
- Lyophilized powder
- Molecular Formula
- C221H342N46O68
- Molecular Weight
- 4731.3 g/mol
- CAS Number
- 2381089-83-2
- Strength
- 20mg
Download the Certificate of Analysis
Doctoral chemist purity & identity report
Understand GLP-3RT before you order
What Are Research Peptides? A Complete Guide
Research peptides are short chains of amino acids (typically 2 to 50 residues) synthesized for use in controlled laboratory and preclinical research. They are supplied as lyophilized (freeze-dried) powder, reconstituted before study, and are intended strictly for in-vitro research use, not for human or veterinary consumption. Quality is defined by verified purity, confirmed molecular identity, and a batch-specific Certificate of Analysis from an independent laboratory.
How to Read a Peptide Certificate of Analysis (COA)
A peptide Certificate of Analysis (COA) is an independent laboratory report that documents, for one specific production lot, the peptide's measured purity (by HPLC), its confirmed molecular identity (by mass spectrometry), and its physical characteristics. To read one, match the lot number to your vial, confirm the HPLC purity meets the stated threshold, verify the mass-spec observed mass matches the theoretical mass, and check that the overall result reads PASS.
How to Choose a Research Peptide Supplier
Choose a research peptide supplier by verifying seven things: independent third-party testing, Certificates of Analysis matched to your exact lot number, a clearly stated purity threshold, molecular-identity confirmation by mass spectrometry, transparent manufacturing and sourcing, proper research-use-only positioning with no human-use claims, and responsive documentation-first support. Any supplier that markets peptides for human consumption or hides its test data should be avoided.
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GLP-3RT Questions, Answered
What receptors does GLP-3RT target in research?
GLP-3RT is studied as a triple agonist acting on the GIP, GLP-1, and glucagon receptors. The glucagon arm is studied for energy expenditure and hepatic lipid handling while the two incretin arms are studied for glucose-dependent insulin secretion, and this three-receptor profile is why it is a focus of metabolic research. It is for research use only.
Has GLP-3RT been studied in humans?
GLP-3RT has been investigated in published human clinical trials for body-weight endpoints as an investigational triple agonist. It is not an approved medicine, and the material offered here is supplied strictly as a research reagent, not for human use.
How does GLP-3RT compare with Tirzepatide?
Tirzepatide is a dual GIP/GLP-1 agonist while GLP-3RT adds a third, glucagon-receptor, arm. The full mechanism-by-mechanism comparison is in the Tirzepatide vs GLP-3RT guide at /learn/tirzepatide-vs-retatrutide.
What strength is the Pinnacle GLP-3RT vial?
Each vial contains 20mg of lyophilized GLP-3RT verified at 99% or higher purity by HPLC, with intact-mass confirmation by mass spectrometry recorded on the lot-matched Certificate of Analysis.