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

Tirzepatide 99.5% Purity — American Amino PeptidesCertificate of Analysis · Independent third-party lab result

Tested purity 99.5% High purity · 99.539%
Dose vs label +8.9% Over the labeled dose
Evidence Source archived
Test date
2026-02-14
Testing lab
Freedom Diagnostics
Batch / lot
Quantity
43.58 mg
label 40mg · tested 43.58 mg
Endotoxins
Assay method
HPLC + MS
Label dose
40mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.54% ranks higher than 15% of the 7304 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2026-02-14 by Freedom Diagnostics via HPLC + MS. This test is newer than 64% of our catalogued Tirzepatide certificates.

American Amino Peptides has 21 certificates in our corpus, including 3 for Tirzepatide at a median tested purity of 99.54%.

Manufacturer
American Amino 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

sha256:09a91bc1897b6ba5… — immutable copy held by TitrateLab

Download the saved PDF (sha256 09a91bc1897b…)
Related

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