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

Tirzepatide 99.7% Purity — ThePeptideCertificate of Analysis · Independent third-party lab result

Tested purity 99.7% High purity · 99.71%
Dose vs label +1.5% Essentially at label
Evidence Source archived
Test date
2026-01-19
Testing lab
Freedom Diagnostics
Batch / lot
GLPT122025
Quantity
20.30 mg
label 20mg · tested 20.30 mg
Endotoxins
Assay method
HPLC + MS
Label dose
20mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.71% ranks higher than 28% of the 7304 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2026-01-19 by Freedom Diagnostics via HPLC + MS. This test is newer than 56% of our catalogued Tirzepatide certificates.

ThePeptide has 32 certificates in our corpus, including 3 for Tirzepatide at a median tested purity of 99.96%.

Manufacturer
ThePeptide
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
20mg
Catalogued
2026-07-04
Saved source

Saved source document

sha256:f4a5a779251eb08e… — immutable copy held by TitrateLab

Download the saved PDF (sha256 f4a5a779251e…)
Related

Other Tirzepatide certificates

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