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

Tirzepatide 99.8% Purity — Affordable PeptidesCertificate of Analysis · Independent third-party lab result

Tested purity 99.8% High purity · 99.752%
Dose vs label +9.5% Over the labeled dose
Evidence Source archived
Test date
2025-12-30
Testing lab
Freedom Diagnostics
Batch / lot
Quantity
43.79 mg
label 40mg · tested 43.79 mg
Endotoxins
Assay method
HPLC + MS
Label dose
40mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.75% ranks higher than 34% of the 7304 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2025-12-30 by Freedom Diagnostics via HPLC + MS. This test is newer than 51% of our catalogued Tirzepatide certificates.

Affordable Peptides has 62 certificates in our corpus, including 5 for Tirzepatide at a median tested purity of 99.84%.

Manufacturer
Affordable Peptides
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
40mg
Catalogued
2026-07-04
Saved source

Saved source document

sha256:b9f9c350fadd0702… — immutable copy held by TitrateLab

Download the saved PDF (sha256 b9f9c350fadd…)
Related

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