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  • 🇺🇸 USA Domestic
  • Research Compounds
    • Research Peptides
      • Anti-Aging & Longevity Peptides
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≥99% Purity Verified • COA on Every Product
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Retatrutide 40mg | 10-Vial Kit | 400mg Total | Triple Agonist GIP/GLP-1/Glucagon

Retatrutide 40mg — triple GLP-1R/GIPR/GCGR agonist, 24.2% Phase 2 weight loss. ≥99% HPLC, Janoshik COA. 10-vial kit.

✓ 99%+ Purity ✓ COA Available
✓ Free Shipping on All Orders ✓ Domestic Warehouses (USA/EU/UK/AU/CA)

$380

or
SKU: QSC-RETATRUTIDE-40MG-10VIAL
Categories: Research Peptides, Weight Loss & Metabolic Peptides
Brand: QSC
Technical Specs & COA
PubMed
Disclaimer & Storage Guide

QSC RESEARCH GRADE

≥99% HPLC PurityMS ConfirmedJanoshik COA5-Region Domestic ShippingPhase 3 Pipeline

What is Retatrutide 40mg?

Retatrutide is the most potent weight-reduction compound currently in clinical development — a triple GLP-1R/GIPR/GCGR agonist producing 24.2% mean body weight reduction at 48 weeks in Phase 2 trials (the highest of any pharmacological compound in human clinical research). The 40mg/vial format provides a high-dose configuration suited for intensive research protocols. GLP-1R provides appetite suppression; GIPR enhances insulin secretion and adipocyte effects; GCGR adds direct hepatic fat mobilisation, brown adipose thermogenesis, and energy expenditure independently of food intake.

Research Applications

High-Dose Triple Agonist Research

40mg/vial provides a concentrated format for research requiring sustained high-dose retatrutide exposure — extended protocols, dose-response ceiling studies.

Triple Agonist Mechanism Research

GLP-1R + GIPR + GCGR simultaneous activation — research into which receptor combination drives superior outcomes vs dual or single agonist comparators.

Obesity Pharmacology — Phase 3 Range

40mg format aligns with upper Phase 2 dosing ranges — enables translational research at clinically relevant concentrations.

Quick Specs

Product Retatrutide 40mg × 10 Vials (400mg total)
Mechanism Triple GLP-1R / GIPR / GCGR agonist
Phase 2 Data 24.2% mean weight reduction, 48 weeks
Format Lyophilised powder, 10-vial kit
Purity ≥99% HPLC, MS confirmed
Storage −20°C lyophilised; 4°C reconstituted

Certificate of Analysis (COA)

QSC COA Report

✓ Verify on Janoshik ↗

🧪 Peptide Research Tools: Use QSC’s free peptide calculators — reconstitution, BAC water, dosing, half-life, and mixing charts.
🌍 Domestic shipping: 🇺🇸 USA  ·  🇪🇺 EU  ·  🇬🇧 UK  ·  🇨🇦 Canada  ·  🇦🇺 Australia
🧬 PubMed Research — 40mg
Search PubMed ↗
956 publications found Last 10 years 3 most recent shown
41795948
Safety, tolerability, and preliminary efficacy of seltorexant versus quetiapine extended release as adjunctive therapy in major depressive disorder: a randomized, flexible-dose, 6-month, parallel-group, exploratory study.
Pinter C et al. · Int J Neuropsychopharmacol 2026 View ↗
41785311
Selinexor plus ruxolitinib in JAK inhibitor-naïve patients with myelofibrosis: a multicenter, open-label, phase 1 study.
Ali H et al. · Blood Adv 2026 View ↗
41774284
Surgically induced necrotizing scleritis after orbital surgery with intraconal tumor excision: a case report.
Patrick S et al. · Int Ophthalmol 2026 View ↗

Showing 3 of 956 for 40mg

View all on PubMed ↗

Source: PubMed / NCBI  ·  Last 10 years  ·  Refreshed every 24 hours  ·  For research reference only — not clinical guidance.

⚠️ RESEARCH USE ONLY — NOT FOR HUMAN CONSUMPTION

QSC products are strictly for in vitro and in vivo laboratory research. Not intended for diagnostic, therapeutic, or personal use.

📋

Research Use Disclaimer

All QSC products are strictly for laboratory, scientific, and research use only. They are not for human consumption, medical treatment, diagnosis, or disease prevention.

By purchasing or using QSC products, you confirm:

  • You are a qualified researcher or acting under the supervision of one.
  • Products will only be used for legitimate research purposes.
  • Products are not evaluated by the FDA or any regulatory authority for human use.
  • You assume all responsibility for legal compliance, proper handling, and storage.
  • You meet the legal age requirement in your jurisdiction.
No Warranty: Products are sold “as is,” with no express or implied warranties regarding efficacy, safety, or suitability. Results in research may vary. QSC is not responsible for outcomes, interpretations, or conclusions drawn from any studies conducted using these products.
🧪

General Safety & Handling

🚫

Not for Human Use

These compounds are for research only. Any off-label, personal, or clinical use is strictly outside the intended scope of supply.

🥽

PPE Required

Always use appropriate personal protective equipment (gloves, lab coat, eye protection) when handling peptides.

🌡️

Storage Compliance

Follow product-specific storage conditions to maintain identity, purity, and biological activity.

🗑️

Proper Disposal

Dispose of all materials in accordance with institutional biosafety, chemical waste, and hazardous material protocols.

🧾

Verify Quality

Janoshik COAs are available on every product page. Verify batch identity (MS confirmed) and purity (≥99% HPLC) before use.

❄️

Peptide Storage Guidelines

🌑 Light-protected💧 Low moisture🌡️ Stable temperature🔬 Sterile handling

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