AI summary Trust: medium Third-party lab

This COA was tested by an independent third-party lab, LabE. The tirzepatide was found to be 98.9% pure via HPLC, with quantity matching the label within 1%. Endotoxin status is not applicable for this test type. The test is recent (under 3 months old) and customers can verify it on the lab's public URL.

Watch out for
  • no endotoxin test
  • no batch ID
Test date
2026-03-10
Purity
98.90% 98.90%
Batch / lot
(no batch ID)
Lab
LabE
Quantity
label 30mg tested 30.3mg
Qty vs label
+1.0%
Endotoxins
n/a
Test score
5.9
Manufacturer
Zlz Peptide
View vendor dossier
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.

Verify on upstream
Method
HPLC + mass quantification + endotoxins
Test type
finnrick_composite
Dose
30mg
Container
No Label / Silver Crimp / Black Cap
Catalogued
2026-04-16
Artifact hash
4271faabe1ed2dd8…
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.