GLP R 30mg is a research-grade compound available at Peppy University for laboratory use.

GLP-3 (Retatrutide) 30mg – Research-Grade Triple Agonist Peptide for Metabolic & GLP Receptor Studies

Buy GLP-3 (Retatrutide) 30mg at Peppy University, a premium research-grade triple agonist peptide used for laboratory studies on GLP-1 receptor activity, GIP receptor signaling, glucagon receptor pathways, and advanced metabolic regulation. GLP-3 is the research name for Retatrutide — the next-generation GLP peptide studied beyond semaglutide and tirzepatide, targeting three metabolic receptors simultaneously.

Where semaglutide targets GLP-1 only and tirzepatide targets GLP-1 + GIP, Retatrutide (GLP-3) adds the glucagon receptor — the third target — which increases energy expenditure and drives hepatic fat oxidation in preclinical models. This triple-receptor mechanism is the focus of ongoing Phase 2 and Phase 3 metabolic research, published in peer-reviewed journals including JAMA.

What is Retatrutide (GLP-3)?

Retatrutide is a synthetic triple agonist peptide developed by Eli Lilly, currently in Phase 3 TRIUMPH trials as of 2026. In preclinical and Phase 2 research, it has been studied for its effects on:

GLP-1 receptor activation — insulin secretion and gastric motility pathways
GIP receptor activation — enhanced insulin response and adipose tissue signaling
Glucagon receptor activation — increased energy expenditure and hepatic fat oxidation

GLP-3 in Preclinical Research

Triple receptor agonism — Retatrutide simultaneously activates GLP-1, GIP, and glucagon receptors, offering a broader metabolic research profile than dual or single agonists.
Body composition studies — Research has examined body composition changes over extended study periods, making it a compelling subject for metabolic research models.
Glucose metabolism — Research has examined Retatrutide’s effects on fasting glucose, postprandial glucose, and HbA1c in metabolic dysfunction models.
Hepatic fat reduction — The glucagon component drives hepatic fat oxidation pathways not activated by GLP-1 alone, relevant to NAFLD research models.
Cardiovascular research — Studies are exploring GLP-1/GIP/glucagon receptor signaling in cardiac tissue and cardioprotective mechanisms.

GLP-3 vs Semaglutide vs Tirzepatide — Receptor Targets

Semaglutide — GLP-1 agonist only
Tirzepatide — GLP-1 + GIP dual agonist
GLP-3 (Retatrutide) — GLP-1 + GIP + Glucagon triple agonist

Molecular Profile

Form: Lyophilized powder
Purity: 99% (HPLC verified)
Storage: -20°C, protected from light and moisture
Reconstitution: Bacteriostatic water or sterile saline

Key Benefits for Research

Supports triple receptor metabolic research — GLP-1, GIP, and glucagon pathways in one compound
Enables next-generation GLP studies beyond semaglutide and tirzepatide protocols
Lab-tested, high-purity peptide for consistent and reproducible results
Comes with scientific documentation for research compliance

Ideal for scientific research, laboratory experiments, and advanced metabolism-focused peptide studies, GLP-3 (Retatrutide) ensures reliable outcomes for researchers requiring high-quality, reproducible results.

Order now from Peppy University for secure delivery and fast shipping.

Research Use Only: This product is intended for laboratory research and development purposes only. It is not a drug, food, dietary supplement, or cosmetic, and is not intended to diagnose, treat, cure, or prevent any disease. Not for human or veterinary use.

Why Researchers Choose GLP R 30mg

Peppy University lab-tests every batch before it ships and provides documentation for research compliance. This approach gives laboratories consistent, reproducible material without the guesswork of unverified sourcing.

Frequently Asked Questions

Is it third-party tested?
Yes, every batch is independently lab tested for identity and purity, with documentation available for research compliance.

How is it shipped?
Orders ship in discreet, plain packaging per our Shipping Policy.

Where can I find related compounds?
Browse our full GLP-1 / Weight category or view all products at Peppy University.

Do you offer bulk pricing?
Check our FAQ page for details on bulk and bundle research pricing.

Laboratory Handling & Compliance

Handle only with trained laboratory personnel using standard research protocols, appropriate personal protective equipment, and controlled storage conditions, in line with institutional and applicable local, state, and federal regulations.

Researchers exploring published literature can review indexed studies via PubMed. This reference link is provided for research context only and is not a claim made by Peppy University about this specific product.

GLP R 30mg is sold strictly for laboratory research purposes and is not a drug, food, dietary supplement, or cosmetic.

Certificate of Analysis — Sample Batch Results

Batch / Lot: #309030
Test Date: 06/21/2026
Independent Lab: Freedom Diagnostics
Expected Mass: 30 mg
Actual Mass: 32.02 mg
Purity: 99.44%

Storage, Documentation & Ordering Notes

Proper cold-chain handling and documented storage conditions help preserve the integrity of any research compound from the moment it leaves our facility. Peppy University packages every order to minimize temperature exposure in transit, and each shipment is accompanied by batch-level paperwork so a laboratory can maintain an accurate chain of custody for its internal records.

Every listing on this site is written and maintained by our internal team, not copied from a manufacturer catalog. That means the description in front of you reflects current sourcing, current testing practices, and current availability rather than outdated or generic marketing copy.

Before placing an order, researchers are encouraged to review our Research Use Disclaimer and Terms of Service, both of which outline the qualifications required to purchase and the limitations that apply to any compound sold on this site.

Institutions that require a formal quote, purchase order workflow, or recurring shipment schedule can reach our support team directly. We regularly work with university labs, contract research organizations, and independent research groups to set up accounts that fit their procurement process.

Many of the researchers who order from Peppy University are comparing sourcing options, checking documentation standards, or setting up a first-time account for their lab or department. We aim to make that process straightforward: transparent product information, consistent packaging, and a support team that can answer sourcing or compliance questions before an order is placed. If a research group needs additional certificates, updated documentation, or a custom quote for a larger project, that information can be requested directly from our team.

Peptide research continues to evolve quickly, and staying current with proper sourcing, handling, and documentation practices is part of running a credible laboratory program. Peppy University was built around that need, giving researchers a single, consistent place to source materials, review policies, and ask questions without navigating a maze of unclear listings or inconsistent customer support.

Our team periodically reviews product listings to keep information current, correct outdated claims, and ensure every page reflects our research-use-only policy. If a researcher notices anything unclear or has a question that is not covered in the FAQ section above, they are welcome to reach out before placing an order so we can help confirm the compound and quantity fit their project.

Every GLP R 30mg order from Peppy University includes third-party purity testing documentation. Researchers who request GLP R 30mg for peer-reviewed studies can review the certificate of analysis for that specific GLP R 30mg batch upon request.

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GLP3 R 30mg

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