AI summary Trust: medium Third-party lab

This COA was tested by an independent third-party lab, LabE. The tirzepatide was found to be 99.66% pure via HPLC and mass quantification. The tested quantity of 49.7mg was within 1% of the 50mg label. Endotoxin status is not applicable for this test type. The test is recent (3-6 months old) and customers can verify on the lab's public URL.

Watch out for
  • no endotoxin test
  • no batch ID
Test date
2025-11-18
Purity
99.66% 99.66%
Batch / lot
(no batch ID)
Lab
LabE
Quantity
label 50mg tested 49.7mg
Qty vs label
-0.6%
Endotoxins
n/a
Test score
7.4
Manufacturer
Zlz Peptide
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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 below.

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Method
HPLC + mass quantification + endotoxins
Test type
finnrick_composite
Dose
50mg
Container
No Label / Silver Crimp / Red Cap
Catalogued
2026-04-16
Artifact hash
0617268e090f8a4b…
This COA is part of TitrateLab's community-trust corpus. See more from Zlz Peptide or learn how trust scores are computed on the methodology page.