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

Tirzepatide 100.0% Purity — NexGen PeptidesCertificate of Analysis · Independent third-party lab result

Tested purity 100.0% High purity · 99.971%
Dose vs label +6.0% Over the labeled dose
Evidence Source archived
Test date
2025-11-30
Testing lab
Freedom Diagnostics
Batch / lot
Quantity
53.01 mg
label 50mg · tested 53.01 mg
Endotoxins
Assay method
HPLC + MS
Label dose
50mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.97% ranks higher than 98% of the 7304 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2025-11-30 by Freedom Diagnostics via HPLC + MS. This test is newer than 43% of our catalogued Tirzepatide certificates.

NexGen Peptides has 107 certificates in our corpus, including 20 for Tirzepatide at a median tested purity of 99.78%.

Manufacturer
NexGen 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
50mg
Catalogued
2026-07-04
Saved source

Saved source document

sha256:e7d9ccd8702baaca… — immutable copy held by TitrateLab

Download the saved PDF (sha256 e7d9ccd8702b…)
Related

Other Tirzepatide certificates

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