Is Mazdutide legal in Wisconsin?
status · caveats apply
Investigational in US (no FDA approval); approved in China (NMPA, June/September 2025); class-effect WADA S2 prohibition. No state-level peptide restrictions beyond federal law in Wisconsin.
category: investigational · last verified May 13, 2026
§ 01
Quick answer
Investigational in US (no FDA approval); approved in China (NMPA, June/September 2025); class-effect WADA S2 prohibition. No state-level peptide restrictions beyond federal law in Wisconsin.
§ 02
Full status breakdown
Federal status
FDA approval
investigational
DEA scheduling
not scheduled
503A compounding
FDA Warning Letters
- Dec 10, 2024 — Xcel Research LLC (cited: mazdutide, cagrilintide, retatrutide) · letter ↗
Shortage status
not currently on shortage list
Sale framing
Research-use-only posture: Unapproved in US; commercial sale violates FDCA §505. Cited in 2024 Xcel Research warning letter.
Personal possession: Not federally criminalized.
Wisconsin — state-specific
Sport-body status
WADA 2026
on prohibited list · class S2 · both
GLP-1 + glucagon receptor agonist captured under S2 class language.
USADA
unknown
NCAA
unknown
What we couldn’t verify
§ 03
Also known as
Mazdutide is also marketed or referenced under the following names (vendor pseudonyms, brand names, chemical identifiers):
LY3305677IBI362Innovent mazdutideGLP-1/glucagon dual agonist (Innovent)
§ 04
Disclaimer
§ 05
Related
- Back to peptide legality lookup — pick a different compound or state
- Peptide pricing index — what each compound costs per mg across audited vendors
- Janoshik COA verifier — a separate question from legality: does the COA the vendor cites actually exist?
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