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Practical reference · maintained document

Mazdutide — reference

Maintainers: a.salcedo, peak_purity Last updated 16 June 2025 Next review due 17 October 2026 490 words · 4 revisions
Sourced from a discussion. This document was promoted out of Second pass at: How to research a compound with no human data without deceiving yourself, in Other compounds. That topic links back here, and corrections raised there flow into this page.

Mazdutide: dual glp-1 and glucagon receptor agonist, approximate mass —, Suitable for weekly dosing half-life. Identity, evidence base, analytical considerations and limitations.

Scope

A maintained identity and evidence reference for Mazdutide. It is deliberately narrow: what the molecule is, what has been published about it, and what an analytical report on it can and cannot establish. It contains no dosing recommendations and is not advice about anyone's care.

Where a figure is approximate this page says so. Where something is unknown, it says that instead of filling the gap.

Identity

FieldValue
ClassDual GLP-1 and glucagon receptor agonist
Approximate molecular mass
Elimination half-lifeSuitable for weekly dosing
Route and scheduleSubcutaneous weekly
Regulatory statusApproved in China for weight management; investigational elsewhere

Masses quoted here are approximate and are given for orientation when reading an analytical report. For a mass-error calculation, use the exact monoisotopic mass computed from the elemental composition rather than a rounded figure from a reference page, including this one.

What it is

Mazdutide has been studied principally in Chinese populations, which is relevant when generalising: baseline body mass index distributions and dietary patterns differ from the populations enrolled in the western programmes.

It is one of the few compounds in this class where the primary evidence base is not North American and European, and reading it requires the same care about generalisation in the opposite direction.

Evidence base

Published studies and programmes most relevant to this compound:

  • GLORY programme
  • DREAMS programme

Individual digests for several of these are maintained separately in this commons and are linked from the evidence category. A digest is a summary with its criticisms attached; it is not a substitute for reading the paper.

Analytical considerations

The usual analytical approach depends on whether the molecule is a peptide; where it is not, peptide conventions do not transfer. A purity figure is an area percentage at a stated wavelength under a stated gradient, and it is not interchangeable with a content determination.

Three things a purity assay on this compound will not tell you: how much peptide is in the container (that requires a content assay), what the counter-ion is (that requires ion chromatography or NMR), and whether anything is present that does not elute under the method used.

See Reversed-phase HPLC for peptides and LC-MS identity confirmation for the method detail.

Status and legality

Approved in China for weight management; investigational elsewhere.

Material sold as research-use-only is not a licensed medicine, whatever it contains and however good its certificate is. That is a statement about regulatory status rather than about quality, and it is true of high-purity material as much as of poor material.

Limitations of this page

This is a reference page maintained by volunteers, reviewed on the date shown, and it will be out of date at some point after that date. It summarises published work rather than reproducing it, and a summary always loses something. Where the summary and the source disagree, the source is right.

If you find an error, the fastest route to fixing it is a topic in doc review naming the sentence and the source. The maintainers named above are notified.

Revision history

2025-06-16NLoughranRecorded a dissent from one maintainer rather than resolving it silently.
2025-03-09titration_diaryUpdated a dated claim and added the date explicitly, per the maintenance convention.
2024-11-02PharmNotes_WhitfieldSplit an overlong section in two and gave the second a proper heading.
2024-10-04g.pemberton_ukInitial promotion from the source topic. Structure taken from the marked solution.

Every edit to a maintained document records its author and a note explaining the change. An edit without a note may be reverted by any wiki editor under R9, and the revert is logged. Disagreements about content belong on the source topic rather than in the revision history (R10).

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