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Mazdutide, lyophilized research peptide vial, Eppix Labs
Chemical StructureMazdutide chemical structure
CAS
2259884-03-0
Formula
C207H317N45O65
Mol. weight
4476 g/mol
Form
Lyophilized powder
Low on StockCosmetic and Skin Repair

Mazdutide Canada — 10 mg Lyophilized Vials, Janoshik-Tested

GLP-1 / Glucagon Dual Agonist

Also known as IBI362 / LY3305677

Mazdutide is a synthetic peptide studied in research as a dual agonist of the glucagon-like peptide-1 (GLP-1) and glucagon receptors.

$100.00CAD

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Purity VerifiedLab TestedSecure
Research Use Only

This product is intended strictly for laboratory research use within Canada. It is not approved by Health Canada for the diagnosis, treatment, cure, or prevention of any disease. Not for human or veterinary use.

By purchasing, you confirm the material will be used solely for lawful research purposes in accordance with applicable Canadian regulations.

Mazdutide is a synthetic peptide studied in research as a dual agonist of the glucagon-like peptide-1 (GLP-1) and glucagon receptors.

Experimental models examine its combined incretin and glucagon signaling within controlled metabolic frameworks.

Purity

Third-party tested for purity, ID, quantity.

Coming Soon

The certificate of analysis for the 10mg lot is being finalised and will be published here as soon as the lab returns it.

Chemical Structure
Chemical structure diagram
Compound Properties
CAS Number2259884-03-0
Molecular FormulaC207H317N45O65
Molecular Weight4476 g/mol
PubChem CID167312357

Overview

Mazdutide is a GLP-1/glucagon receptor dual agonist based on the oxyntomodulin scaffold, characterized in research for combined activation of two metabolic-regulatory receptors. Investigations have examined effects on glycemic control and body-weight endpoints in clinical research populations.

Studies evaluate the dual-agonist pharmacology and metabolic outcomes under structured conditions.

History

Mazdutide emerged from research into multi-receptor incretin agonists designed to combine the metabolic effects of GLP-1 and glucagon signaling.

Clinical trials have since characterized its efficacy and pharmacology in obesity and type 2 diabetes research.

Key Research Areas

Research into mazdutide focuses on GLP-1/glucagon dual-receptor signaling and metabolic regulation. Frameworks evaluate glycemic control, energy expenditure, and body-weight endpoints under controlled clinical and preclinical conditions.

2 of the 4 areas below are addressed directly by a paper cited on this page.

GLP-1/glucagon dual-agonist models

Addressed on this page by Ji 2022, Xie 2024. Each is linked to its source record in the references below, so what was measured — and in what system — can be read rather than taken on trust.

  • Ji, L. et al. (2022) Safety and efficacy of a GLP-1 and glucagon receptor dual agonist mazdutide (IBI362) 9 mg and 10 mg in Chinese adults with overweight or obesity: A randomised, placebo-controlled, multiple-ascending-dose phase 1b trial
  • Xie, Z. et al. (2024) Seven glucagon-like peptide-1 receptor agonists and polyagonists for weight loss in patients with obesity or overweight: an updated systematic review and network meta-analysis of randomized controlled trials

Incretin-pathway metabolic research

No paper cited on this page reports on incretin or metabolic. This heading marks where Mazdutide is discussed in the category rather than a question the cited literature answers, and it is worth knowing which of these areas has work behind it and which does not.

Energy-expenditure signaling studies

No paper cited on this page reports on energy or expenditure. This heading marks where Mazdutide is discussed in the category rather than a question the cited literature answers, and it is worth knowing which of these areas has work behind it and which does not.

Glycemic and body-weight endpoint investigations

Addressed on this page by Ji 2022, Ji 2025, Xie 2024. Each is linked to its source record in the references below, so what was measured — and in what system — can be read rather than taken on trust.

  • Ji, L. et al. (2022) Safety and efficacy of a GLP-1 and glucagon receptor dual agonist mazdutide (IBI362) 9 mg and 10 mg in Chinese adults with overweight or obesity: A randomised, placebo-controlled, multiple-ascending-dose phase 1b trial
  • Ji, L. et al. (2025) Once-Weekly Mazdutide in Chinese Adults with Obesity or Overweight
  • Xie, Z. et al. (2024) Seven glucagon-like peptide-1 receptor agonists and polyagonists for weight loss in patients with obesity or overweight: an updated systematic review and network meta-analysis of randomized controlled trials

The references section of this page cites 3 primary papers published between 2022 and 2025 — a thin record. Every citation is linked to its PubMed or DOI record so it can be read rather than taken on trust, and the summaries above describe what those papers report rather than what the compound is claimed to do.

Mazdutide is frequently listed as a peptide by suppliers in this market. It is not one. The structure published on this page is the compound's actual chemistry, and research on it should be read against its own class rather than against peptide literature.

Research compounds attract claims that outrun their evidence. Below are the ones most often encountered for Mazdutide, set against what the papers cited on this page actually report. Where the record is thin or contested, that is stated rather than smoothed over.

Also called

Mazdutide is also referred to as mazu, and technically as IBI362 / LY3305677.

Human trial data exists

Mazdutide is commonly described online in connection with weight loss, appetite suppression and fat reduction. In the research literature the same compound is filed under GLP-1/glucagon dual-agonist models, incretin-pathway metabolic research and energy-expenditure signaling studies.

Of the 3 papers cited on this page, published between 2022 and 2025, 2 report work in human participants — Ji 2022 and Xie 2024. Human data for a molecule is not the same as evidence for material supplied as a research compound: published trials use pharmaceutical-grade product under medical supervision at defined doses. What is established for the material sold here is its measured purity and content per lot.

Nothing above is a statement of what this material does. It is a summary of what has been published and what has not. Eppix Labs supplies research materials only and provides no dosing, administration or protocol guidance.

Every lot of Mazdutide is independently assayed before it is released, and the certificate for the lot shipped is published rather than summarised. Where a certificate for a current lot is not yet posted, the lot has not yet been released against it.

Researchers who buy Mazdutide in Canada through Eppix Labs receive a batch-labelled vial whose certificate is published against that lot code, so the material can be matched to its analysis rather than to a generic specification.

Verify a batch code →

Lyophilized storage
−20 °C long-term; stable at room temperature in transit
After reconstitution
2–8 °C
Light
Protect from UV and direct light
Freeze-thaw
Avoid repeated cycles
Vehicle
Solvent selection depends on the compound; consult the published literature
Format
Lyophilized powder

Mazdutide is supplied as lyophilized powder. It is not a peptide, and solvent behaviour follows from its own chemistry rather than from the aqueous-vehicle conventions that apply to peptide material — the published literature for this compound is the reference for solvent selection, not a general peptide protocol.

Dry storage below freezing and protection from light are the general controls. As with any lyophilized material, the powder frequently sits as a thin film at the base of the vial and is easy to mistake for an empty vial before inspection.

Vials may appear empty on arrival. Lyophilized material collects at the base of the vial and is often not visible until the vial is inspected under direct light.

Reconstitution calculator →

Included
  • 1 × sealed glass vial in the strength selected (10mg / Single Vial, 10mg / 5-Pack, 10mg / 10-Pack available), batch-labelled
  • Batch documentation for the lot shipped, once its certificate is published
  • Discreet outer packaging with no product names on the exterior
  • Canada Post Xpresspost, tracked, typically 1–2 business days from Canadian stock
Not included
  • Bacteriostatic water or any other reconstitution vehicle
  • Syringes, needles or filters
  • Dosing, administration or protocol guidance of any kind

Reconstitution materials are sourced separately. The reconstitution calculator on this site works out concentrations for a given volume, but it is an arithmetic tool for laboratory record-keeping and not a protocol.

No. Eppix Labs products are supplied exclusively for laboratory research. We do not provide dosing, administration, or usage guidance.

Each unit contains the labeled quantity of mazdutide. Independent third-party analysis verifies purity, identity, and net content per batch.

The unit contains only the research compound. Any laboratory materials required for reconstitution or experimental procedures must be sourced separately.

Duration depends entirely on research design, storage conditions, and laboratory protocol.

Ji, L. et al.(2022)

Safety and efficacy of a GLP-1 and glucagon receptor dual agonist mazdutide (IBI362) 9 mg and 10 mg in Chinese adults with overweight or obesity: A randomised, placebo-controlled, multiple-ascending-dose phase 1b trial

PubMed
Ji, L. et al.(2025)

Once-Weekly Mazdutide in Chinese Adults with Obesity or Overweight

PubMed
Xie, Z. et al.(2024)

Seven glucagon-like peptide-1 receptor agonists and polyagonists for weight loss in patients with obesity or overweight: an updated systematic review and network meta-analysis of randomized controlled trials

PubMed

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Support

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Have questions about batch verification, documentation, or research specifications? Our team is available to assist with product and compliance inquiries.