Description

Overview
Retatrutide (LY3437943) is a novel, long-acting triple receptor agonist peptide that simultaneously targets the Glucose-dependent Insulinotropic Polypeptide (GIP) receptor, Glucagon-like Peptide-1 (GLP-1) receptor, and the Glucagon (GCGR) receptor. Developed as part of a new generation of metabolic research compounds, Retatrutide represents one of the most advanced peptide molecules currently under scientific investigation for its effects on energy homeostasis, glucose metabolism, and body composition regulation. Apex Sequence Labs offers Retatrutide at the highest purity standards, rigorously tested and manufactured under strict quality control protocols to ensure consistency and reliability for cutting-edge scientific research.

Molecular Profile

Full Name: Retatrutide (LY3437943)
Type: Triple GIP/GLP-1/Glucagon Receptor Agonist
Molecular Formula: C???H???N??O??
Molecular Weight: ~4967.5 g/mol
CAS Number: 2381204-63-1
Purity: 99% (HPLC verified)
Form: Lyophilized powder
Half-Life: Approximately 6 days (designed for once-weekly dosing in research models)

Research Areas of Interest
Retatrutide has emerged as one of the most closely watched peptides in contemporary metabolic and endocrinological research, with studies spanning several key areas:

Metabolic Research & Energy Homeostasis – Investigated for its simultaneous activation of three key metabolic receptors (GIP, GLP-1, and Glucagon), offering researchers a unique tool to study the synergistic effects of multi-receptor agonism on energy balance and metabolic regulation.
Body Composition Studies – Among the most compelling areas of Retatrutide research, preclinical and early clinical studies have explored its significant effects on body weight reduction and fat mass, positioning it as a subject of intense interest in obesity and metabolic syndrome research.
Glucose Homeostasis – Studied extensively for its effects on insulin secretion, glucose-dependent insulinotropic activity, and overall glycaemic control in both animal models and early-phase human trials.
Cardiovascular Research – Investigated for potential cardioprotective effects, including improvements in lipid profiles, blood pressure regulation, and reduction of cardiovascular risk markers in metabolic disease models.
Hepatic Research – Explored for its potential role in reducing hepatic fat accumulation and improving liver function markers, making it a subject of interest in non-alcoholic fatty liver disease (NAFLD) and non-alcoholic steatohepatitis (NASH) research.
Appetite & Satiety Regulation – Researched for its effects on appetite-regulating hormones and satiety signalling pathways, providing valuable insights into the neurobiology of hunger and food intake.
Endocrinological Research – As a glucagon receptor agonist, Retatrutide offers unique opportunities to study glucagon’s role in hepatic glucose production, energy expenditure, and thermogenesis in controlled research settings.

What Sets Retatrutide Apart?
Unlike dual agonists such as Tirzepatide (GIP/GLP-1), Retatrutide’s additional glucagon receptor activity introduces a third metabolic pathway into research models, enabling scientists to investigate:

The additive or synergistic effects of triple receptor engagement
Enhanced energy expenditure through glucagon-mediated thermogenesis
Differentiated mechanisms of action compared to existing GLP-1 class compounds
Novel insights into the interplay between incretin hormones and glucagon signalling

Quality Assurance
All Apex Sequence Labs peptides are:

Synthesized using advanced solid-phase peptide synthesis (SPPS)
Third-party tested via HPLC and Mass Spectrometry
Produced in a controlled, sterile, ISO-compliant laboratory environment
Supplied with a Certificate of Analysis (CoA) available upon request

Packaging & Storage

Available in: 2mg | 5mg | 10mg vials
Storage: Store lyophilized peptide at ?20°C away from light and moisture
Once reconstituted: Store at 4°C and use within 28 days
Recommended diluent: Bacteriostatic water or sterile water for injection
Shelf life: 24 months when stored correctly in lyophilized form

Why Choose Apex Sequence Labs?

– 99% purity guaranteed
– Independent third-party testing on every batch
– Certificate of Analysis provided
– Produced in ISO-compliant cleanroom facilities
– Fast, discreet shipping
– Dedicated researcher support team

– Research Use Only Disclaimer
Retatrutide supplied by Apex Sequence Labs is intended strictly for in vitro and in vivo laboratory research purposes only. This product is NOT intended for human or veterinary use, is NOT a drug or dietary supplement, and has NOT been evaluated or approved by the FDA or any other regulatory authority for therapeutic, diagnostic, or prophylactic use. Retatrutide is an investigational compound currently undergoing clinical evaluation and is not approved for any clinical or consumer application. By purchasing this product, the buyer confirms they are a qualified researcher and accepts full responsibility for its lawful and ethical use in accordance with all applicable local, state, and federal regulations.