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

Tirzepatide 99.4% Purity — W.C. Peptides and WellnessCertificate of Analysis · Independent third-party lab result

Tested purity 99.4% High purity · 99.435%
Dose vs label +1.7% Essentially at label
Evidence Source archived
Test date
2026-01-24
Testing lab
Freedom Diagnostics
Batch / lot
Quantity
61.01 mg
label 60mg · tested 61.01 mg
Endotoxins
Assay method
HPLC + MS
Label dose
60mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.44% ranks higher than 11% of the 7304 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2026-01-24 by Freedom Diagnostics via HPLC + MS. This test is newer than 57% of our catalogued Tirzepatide certificates.

W.C. Peptides and Wellness has 5 certificates in our corpus, including 1 for Tirzepatide at a median tested purity of 99.44%.

Manufacturer
W.C. Peptides and Wellness
View vendor profile
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
60mg
Catalogued
2026-07-04
Saved source

Saved source document

sha256:2bc2bf8ba6e9c386… — immutable copy held by TitrateLab

Download the saved PDF (sha256 2bc2bf8ba6e9…)
Related

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