AI summary Trust: medium Third-party lab

LabE tested this GHK-Cu at 99.92% purity via HPLC and mass quantification. The tested quantity was 89.8mg against a 100mg label, representing a 10.2% deviation. Endotoxin status is unknown. The test is older (6-12 months). Customers can cross-check on the lab's public verification URL.

Watch out for
  • no endotoxin test
  • older (6-12 months)
  • quantity deviation (10.2%)
Test date
2025-08-04
Purity
99.92% 99.92%
Batch / lot
(no batch ID)
Lab
LabE
Quantity
label 100mg tested 89.8mg
Qty vs label
-10.2%
Endotoxins
—
Test score
6.5
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
100mg
Container
No Label / Silver Crimp / Blue Cap
Catalogued
2026-04-16
Artifact hash
a3383b787e5ffd9e…
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.