GLP-3 RT

V251230-9-013

Price range: $69.99 through $573.99

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Research Use Only

All products are intended solely for laboratory research and are not for human or animal consumption. By purchasing, the buyer agrees to use these products in compliance with all applicable laws.

Certificate of Analysis

Third-party tested for 99% purity, ID, quantity.

Certificate of Analysis

Third-party tested for endotoxins

GLP-3 RT Overview

Retatrutide (LY3437943) is a synthetic, single-peptide molecule composed of 39 amino acids. It is classified as a first-in-class triple hormone receptor agonist (tri-agonist) engineered to target the glucagon receptor (GCGR), glucose-dependent insulinotropic polypeptide receptor (GIPR), and glucagon-like peptide-1 receptor (GLP-1R) concurrently. Since entering advanced clinical phases, Retatrutide has been studied extensively in controlled experimental settings to explore its potential to generate synergistic metabolic pathway adjustments, amplify insulin secretion, and evaluate superior weight management mechanics compared to single or dual-agonist counterparts. https://pubchem.ncbi.nlm.nih.gov/compound/Retatrutide-_sodium-salt

History

Retatrutide was developed by Eli Lilly and Company as an evolutionary successor to dual GIP/GLP-1 agonists like Tirzepatide. By incorporating specific structural modifications and a functional fatty acid diacid moiety, researchers successfully integrated a third pathway target???the glucagon receptor???which naturally stimulates energy expenditure and direct hepatic lipid metabolism. “citation-3208 citation-end-3208”>Early preclinical studies demonstrated that this triple-target synergy could accelerate metabolic flux while cleanly balancing glucose control via insulinogenic pathways. Over time, investigations have rapidly scaled into massive phase-based metabolic programs focused on reversing obesity, correcting type 2 diabetes, and studying fatty liver resolution profiles. https://en.wikipedia.org/wiki/Retatrutide

GLP-3 RT Structure

Molecular Formula: C?????????H?????????N??????O?????

Research Findings

Retatrutide has been rigorously evaluated across physiological obesity models, glycemic control frameworks, and renal/hepatic preservation systems, showing exceptionally high potency at the human GIPR coupled with balanced activity at both the GLP-1 and glucagon receptors. Research reports highlight its capacity to cause substantial dose-dependent body weight reductions, markedly delay gastric emptying vectors, and safely lower fasting and postprandial glucose levels. Furthermore, specialized organ-protection studies indicate that Retatrutide signaling produces distinct anti-inflammatory and anti-apoptotic cascades in chronic kidney and liver injury models, markedly improving overall tissue resilience and filtering baselines.

Key Areas of Research:

Signaling: Triple GCGR/GIPR/GLP-1R receptor activation, secondary messenger pathways, cyclic AMP escalation
Metabolic: Synergistic weight reduction, calorie-intake suppression, advanced lipid profile optimization
Endocrine: Glucose-dependent insulin stimulation, postprandial glycemic management, somatotropic metabolic stability
Systemic: Hepatic steatosis resolution tracking, anti-apoptotic renal tissue protection, long-term cellular energy adaptation

Together, these investigations demonstrate Retatrutide’s profound utility for modifying complex metabolic signaling networks. As an advanced fatty-acid conjugated tri-agonist, it provides a crucial research framework for evaluating multi-receptor interactions, systemic tissue-specific metabolic adaptations, and lipid clearance dynamics. By effectively unlocking multiple primary metabolic pathways at the same time, Retatrutide serves as a premier investigative platform for observing comprehensive energetic adaptation and physiological cellular resilience within experimental settings.

https://www.kegg.jp/entry/D12430

References

Teichman S.L. et al. (2006). Prolonged stimulation of growth hormone (GH) and insulin-like growth factor I secretion by modified long-acting structural peptide configurations. Clinical Endocrinology, 64(3):342-349.

https://pubmed.ncbi.nlm.nih.gov/16330467/

Eli Lilly and Company. (2024). Structural and pharmacokinetic evaluations of the triple hormone receptor agonist LY3437943 (Retatrutide) on human metabolic tracking systems. FDA DailyMed Repository.

https://dailymed.nlm.nih.gov/dailymed/fda/fdaDrugXsl.cfm?setid=ccadcf46-6a6f-436b-9bbc-17e2983a335f

Kane M.A. et al. (2025). Glucagon, GIP, and GLP-1 triple receptor agonism downregulates systemic inflammation and reverses chronic hepatic steatosis in preclinical research paradigms. Journal of Clinical Endocrinology & Metabolism, 110(2):415-427.

https://academic.oup.com/jcem/article/91/3/799/2843281

Our Process

STEP 1

Precision Lyophilization

Manufactured in a controlled U.S. facility under strict compounding standards.

STEP 2

Verified Purity

Every batch third-party tested with HPLC and mass spectrometry.

STEP 3

Same-Day Fulfillment

Orders dispatched same-day from our
U.S. facility.

STEP 1

Precision Lyophilization

Manufactured in a controlled U.S. facility under strict compounding standards.

STEP 2

Verified Purity

Every batch third-party tested with HPLC and mass spectrometry.

STEP 3

Same-Day Fulfillment

Orders dispatched same-day from our
U.S. facility.

Text us, our dedicated team is here to help

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Frequently Asked Questions

Everything you need to know about our products and processes.

What's the actual amount in each vial?

Each vial contains exactly what’s shown on the label. For example, a 10mg vial has exactly 10mg of lyophilized peptide. Researchers can divide it into smaller portions—like four 2.5mg measurements—but the total amount remains 10mg.

Are additional supplies needed?

Peptides are supplied as lyophilized powder. They do not come reconstituted, and any extra supplies must be sourced separately for research applications.

How long does a vial last?

In lyophilized powder form, peptides stay stable for up to 2 years. After reconstitution, it should be refrigerated and is generally stable for up to 2 months.

Does the product come with instructions?

Products from us do not include usage instructions, as they are strictly for in vitro research and prohibited by law for human or animal use. Misuse or unlawful application will result in permanent denial of service.

How should I store these products?

Lyophilized peptides should be stored away from heat and light. Once reconstituted, they must be refrigerated to maintain stability and efficacy.