GLP-1 / Metabolic

Tirzepatide

Also known as: Tirzepatide (GIP/GLP-1 dual receptor agonist — Mounjaro, Zepbound)

Tirzepatide is a unimolecular dual GIP and GLP-1 receptor agonist with a half-life of approximately 5 days, enabling once-weekly subcutaneous dosing. It is FDA-approved as Mounjaro for type 2 diabetes (2022), Zepbound for chronic weight management in adults with obesity or overweight with a weight-related comorbidity (2023), and Zepbound for moderate-to-severe obstructive sleep apnea in adults with obesity (2024). It carries a BOXED WARNING for thyroid C-cell tumors and is contraindicated in patients with a personal or family history of medullary thyroid carcinoma (MTC) or Multiple Endocrine Neoplasia syndrome type 2 (MEN 2).

Vendors carrying Tirzepatide

0 listings, ranked by trust score

Each row is a (vendor, peptide) pair. Click through for the listing detail, the vendor's full trust profile, and any COAs they've published.

No vendors carrying this peptide are indexed yet.

Independent evidence

COAs for Tirzepatide

212 third-party tests across 35 vendors. Each card links to the full report.

All 212 COAs for Tirzepatide →
99.87 %
Apr 2026
Janoshik Analytical · HPLC

For

Tirzepatide

by Skye Peptides· batch TZ26-60-003

99.88 %
Apr 2026
Janoshik Analytical · HPLC

For

Tirzepatide

by Prime Peptides· batch 3112026TR

99.81 %
Apr 2026
Janoshik Analytical · HPLC

For

Tirzepatide

by Prime Peptides· batch 3082026TR

99.80 %
Apr 2026
Bioviridian · HPLC

For

Tirzepatide

by Prime Peptides· batch 3122026TR

99.00 %
Apr 2026
Ethos Analytics · HPLC

For

Tirzepatide

by OROS Research· batch OR-LPGLPT10-426-B3

99.00 %
Apr 2026
Ethos Analytics · HPLC

For

Tirzepatide

by OROS Research· batch OR-LPGLPT5-426-B2

99.89 %
Apr 2026
Janoshik Analytical · HPLC

For

Tirzepatide

by SSR· batch 2026

99.84 %
Apr 2026
Janoshik Analytical · HPLC

For

Tirzepatide

by Peptidegurus· batch cmojgr3mz00239grxsn1virxc

99.81 %
Apr 2026
Janoshik Analytical · HPLC

For

Tirzepatide

by Hkuppeptide· batch 2026

99.81 %
Apr 2026
Janoshik Analytical · HPLC

For

Tirzepatide

by Peptiatlas· batch 2026

99.81 %
Apr 2026
Janoshik Analytical · HPLC

For

Tirzepatide

by Taikangbio· batch 2026

99.81 %
Apr 2026
Janoshik Analytical · HPLC

For

Tirzepatide

by Taishijie· batch 2026

99.81 %
Apr 2026
Janoshik Analytical · HPLC

For

Tirzepatide

by Vicopeptide· batch 2026

99.81 %
Apr 2026
Janoshik Analytical · HPLC

For

Tirzepatide

by Zjpeptix· batch 2026

99.75 %
Apr 2026
Janoshik Analytical · HPLC

For

Tirzepatide

by Peptidegurus· batch cmojgr3hz00229grxkvgluyy3

99.64 %
Apr 2026
Janoshik Analytical · HPLC

For

Tirzepatide

by Qihang Peptide· batch 4

99.64 %
Apr 2026
Janoshik Analytical · HPLC

For

Tirzepatide

by Qihang Peptide· batch 4

99.93 %
Apr 2026
Freedom Diagnostics · HPLC

For

Tirzepatide

by Simple Peptide· batch GT60-0482026-1

99.91 %
Apr 2026
Janoshik Analytical · HPLC

For

Tirzepatide

by Skye Peptides· batch TZ26-30-002

99.88 %
Apr 2026
Janoshik Analytical · HPLC

For

Tirzepatide

by Skye Peptides· batch TZ26-60-002

99.71 %
Apr 2026
Freedom Diagnostics · HPLC

For

Tirzepatide

by Blank Peptides· batch 665394

99.96 %
Mar 2026
Freedom Diagnostics · HPLC

For

Tirzepatide

by Simple Peptide· batch GT20-032026-1

99.62 %
Mar 2026
Freedom Diagnostics · HPLC

For

Tirzepatide

by Simple Peptide· batch GT30-032026-4

99.91 %
Mar 2026
Janoshik Analytical · HPLC

For

Tirzepatide

by DongCheng Peptide· batch 3