All Tirzepatide Certificate of Analysis results— 7380 COAs
TitrateLab · Certificate of Analysis

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

Tested purity 99.8% High purity · 99.80%
Dose vs label -24.0% Under the labeled dose
Evidence Artifact captured Trust: medium
AI summary Third-party lab

LabG tested this Tirzepatide at 99.8% purity via HPLC and mass quantification. However, the tested quantity was significantly lower than the label, showing a -24% deviation. No endotoxin test results were available. The test is recent (3-6 months old) and a verification URL is available.

Watch out for
  • significant quantity deviation
  • no endotoxin test
Test date
2026-01-01
Testing lab
LabG
Batch / lot
(no batch ID)
Quantity
22.8mg
label 30mg · tested 22.8mg
Endotoxins
Assay method
HPLC + mass quantification + endotoxins
Test score
4.7
Label dose
30mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.80% ranks higher than 43% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2026-01-01 by LabG via HPLC + mass quantification + endotoxins. This test is newer than 51% of our catalogued Tirzepatide certificates.

Oupeptide has 188 certificates in our corpus, including 65 for Tirzepatide at a median tested purity of 99.80%.

Manufacturer
Oupeptide
View vendor profile
Certificate

Test report image

Certificate scan
Certificate scan as published.
Source

Finnrick

Artifact captured

We have the certificate image (SHA-256 hash captured) — you can verify it loads from the upstream lab and matches the artifact shown here.

Verify on the upstream lab
Method
HPLC + mass quantification + endotoxins
Test type
finnrick_composite
Dose
30mg
Container
No Label / Copper Crimp / Black Cap
Catalogued
2026-04-16
Artifact hash
01977a23fc86b7e9…
Saved source

Saved source document

sha256:07c7861b8e098ccb… — immutable copy held by TitrateLab

Related

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