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All products discussed on this site are Research Use Only (RUO) compounds intended strictly for laboratory research. Nothing here is medical advice, and these products are not for human or veterinary use.

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Tirzepatide: Research Profile, Dosages & Supplier Prices

GLP-1/GIP agonist · Lyophilized vial (research); pre-filled pens (pharmaceutical) · Also known as: Mounjaro (brand), Zepbound (brand), LY3298176

Tirzepatide is a glp-1/gip agonist compound with a molecular weight of 4813.5 g/mol and a research half-life of approximately 5 days (~117 hours) in published human pharmacokinetic data. Tirzepatide is a dual GIP and GLP-1 receptor agonist - a single 39-amino-acid peptide engineered to activate both incretin receptors. It is the active ingredient in Mounjaro and Zepbound. The dual-agonist design produced the largest weight reduction effects published in metabolic clinical trials at the time (the SURMOUNT and SURPASS programs).

Research Use Only (RUO). Not for human or veterinary use. Not medical advice.

Sequence39-amino-acid peptide with Aib substitutions and C20 fatty diacid modification
FormulaC225H348N48O68
Mol. weight4813.5 g/mol
Half-lifeApproximately 5 days (~117 hours) in published human pharmacokinetic data
Forms soldLyophilized vial (research); pre-filled pens (pharmaceutical)

What is Tirzepatide?

Research interest covers dual incretin receptor pharmacology, comparative metabolic signaling versus selective GLP-1 agonists, and weight regulation pathways.

Tirzepatide is a complex, expensive synthesis. In the RUO market it carries the same counterfeiting risks as semaglutide - verify third-party mass spec confirmation of the 4813.5 g/mol molecular weight on every batch COA.

Mechanism of Action (Research Context)

Dual agonist at GIP and GLP-1 receptors, with engineered imbalance favoring GIP receptor activity. The C20 fatty diacid chain enables albumin binding and a ~5 day half-life.

Research Areas

Dual incretin pharmacologyMetabolic researchWeight regulation pathwaysComparative GLP-1 vs GIP/GLP-1 signaling

Tirzepatide Dosages in Research

5mg10mg15mg

Published clinical research titrated once-weekly doses from 2.5mg to 15mg in human trials. Research vials commonly sold at 5mg, 10mg, and 15mg. Laboratory research use only.

Dosage information is a summary of published laboratory research and is provided for informational purposes only. These compounds are not for human use.

Storage & Handling

Lyophilized: -20C. Reconstituted: 2-8C, use within 30 days. Do not freeze after reconstitution.

Tirzepatide Supplier Price Comparison

SupplierProductPriceScore
Advance Peptides Lab Tirzepatide 20mg 20mg — ★ 1.6
Moddo Labs – Discovering the Future of Research Tirzepatide 30mg 30mg — ★ 1.4
Peptides, Steroid Powders & Biochemical Raw Materials Tirzepatide 5mg/Vial | Glucose-Lowering & China Factory supply Weight loss Peptide 5mg — ★ 1.8
Home Tirzepatide (98% Purity) — ★ 2.8
Peptide Manufacturer & Supplier TIRZEPATIDE 10MG 10mg — ★ 1.8
Peptide Manufacturer & Supplier TIRZEPATIDE 20MG 20mg — ★ 1.8
Home Tirzepatide 30mg COA 30mg — ★ 2.0
Home Tirzepatide (99% Purity) — ★ 2.8
Home Tirzepatide 40mg COA 40mg — ★ 2.0
Medical Consumables & Drug Delivery Solutions Disposable pen injector Assembly for Tirzepatide — ★ 1.6
Australian Peptides Store Tirzepatide 15mg × 10 vials 15mg — ★ 2.4
Buy Peptides: Australian Amino Shop with Global Shipping Tirzepatide $0.69 ★ 1.5
AION Tirzepatide 30Mg 30Mg $1.00 ★ 1.7
AION Tirzepatide 60 Mg 60 Mg $1.00 ★ 1.7
AION Tirzepatide 10Mg 10Mg $1.00 ★ 1.7
Cartman Gear LOBSTER TIRZEPATIDE 60MG KIT 60mg $1.80 ★ 1.8
Chongshan Medical Beauty – Guangzhou Chongshan Medical Technology Co., Ltd. Weight Loss Peptide Tirzepatide Lyophilized Powder $10.00 ★ 1.8
Research Peptides UK Tirzepatide $24.95 ★ 1.6
Buy Research Peptides Online — 99% Purity, COA Tirzepatide 5mg 5mg $25.00 ★ 2.2
Aussie Peptides Tirzepatide $25.00 ★ 1.5
Home Tirzepatide $25.00 ★ 1.5
Agonist Solutions Tirzeptatide 10 mg 10 mg $25.00 ★ 1.6
Home Tirzepatide $25.00 ★ 1.5
Wholesale high Tirzepatide Cartridge | 3ml solution and injection pen – customized wholesale $28.00 ★ 2.6
Apex Peptides Tirzepatide $28.00 ★ 2.3
Research Tirzepatide $30.00 ★ 1.7
AminoLabz TIRZEPITIDE 5MG 5MG $30.80 ★ 1.9
Age Verification TIRZ 10MG 10mg $35.00 ★ 1.7
Helix Research Co. – Shop Smart, Live Better Tirzepatide $35.00 ★ 1.5
AminoLabz TIRZEPITIDE 10MG 10MG $38.50 ★ 1.9
Ascend Peptides Tirzepatide $39.99 ★ 1.9
One moment, please... Tirzepatide $40.00 ★ 1.8
BOC Peptide Tirzepatide $40.00 ★ 1.5
Agonist Solutions Tirzeptide 30 mg 30 mg $40.00 ★ 1.6
Elitecare Pharmacy – Advanced Peptide Solutions. Precision You Can Trust. Tirzepatide $42.00 ★ 1.8
Home TR10 Tirzepatide 10mg * 10 vials 10mg $45.00 ★ 2.3
[Source] Lock and Load Labs Tirzepatide 5MG 5MG $45.00 ★ 2.0
Home GLP-1 Tirzepatide 5mg to 120mg 5mg to 120mg $47.00 ★ 1.8
Home Tirzepatide $49.00 ★ 1.4
Home Tirzepatide Kit $49.00 ★ 2.0
Home Buy Tirzepatide 10mg Online. 10mg $49.99 ★ 2.3
Buy Research Peptides Online — 99% Purity, COA Tirzepatide 10mg 10mg $50.00 ★ 2.2
Pure Peptides UK Tirz 10mg 10mg $50.00 ★ 2.7
High Tirzepatide Canada – Research Peptide $50.00 ★ 1.8
Beast Labs — Research Grade Peptides Tirzepatide $51.00 ★ 2.6
Research Peptides for Sale – US Tirzepatide (1 Vial) $54.99 ★ 2.2
Aavant Research Peptide Tirzepatide $55.00 ★ 2.3
Home Tirzepatide $55.00 ★ 1.8
Home TR15 Tirzepatide 15mg * 10 vials 15mg $55.00 ★ 2.3
Buy Peptides Canada Tirzepatida para investigación en Canadá — formatos y precios $58.99 ★ 2.3

Tirzepatide FAQ

Semaglutide activates only the GLP-1 receptor; tirzepatide activates both GIP and GLP-1 receptors. Published head-to-head research (SURPASS-2) showed greater weight and glycemic effects with tirzepatide in human trials.
HPLC purity of 98%+, mass spectrometry confirming 4813.5 g/mol, and third-party lab attribution. Given synthesis complexity, unusually cheap tirzepatide is a major red flag.
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