All Tirzepatide Certificate of Analysis results— 7306 COAs
TitrateLab · Certificate of Analysis

Tirzepatide 100.0% Purity — Peptide & Co. ResearchCertificate of Analysis · Independent third-party lab result

Tested purity 100.0% High purity · 99.96%
Dose vs label +1.9% Essentially at label
Evidence Source archived
Test date
2026-05-20
Testing lab
Freedom Diagnostics
Batch / lot
UTH-T15-0408
Quantity
15.28 mg
label 15mg · tested 15.28 mg
Endotoxins
Assay method
HPLC + MS
Label dose
15mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.96% ranks higher than 96% of the 7304 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2026-05-20 by Freedom Diagnostics via HPLC + MS. This test is newer than 85% of our catalogued Tirzepatide certificates.

Peptide & Co. Research has 5 certificates in our corpus, including 1 for Tirzepatide at a median tested purity of 99.96%.

Manufacturer
Peptide & Co. Research
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Source

Freedom Diagnostic

Source archived

We archived this certificate's source document — an immutable, SHA-256-fingerprinted copy held by TitrateLab (see Saved source document below). It stays verifiable even if the upstream page disappears.

Method
HPLC + MS
Test type
freedom_composite
Dose
15mg
Catalogued
2026-07-04
Saved source

Saved source document

sha256:176ca9fa74d33e01… — immutable copy held by TitrateLab

Download the saved PDF (sha256 176ca9fa74d3…)
Related

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All Tirzepatide results & stats
This certificate is part of TitrateLab's community-trust corpus. See more from Peptide & Co. Research or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →