AI summary Trust: medium Third-party lab

LabE tested this TB-500 batch at 91.03% purity using HPLC and mass quantification. The quantity was slightly over-labeled by 2.4% (5.12mg tested vs 5mg label). Endotoxin status is unknown, and 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)
  • no batch ID
Test date
2025-10-23
Purity
91.03% 91.03%
Batch / lot
(no batch ID)
Lab
LabE
Quantity
label 5mg tested 5.12mg
Qty vs label
+2.4%
Endotoxins
—
Test score
4.9
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.

Verify on upstream
Method
HPLC + mass quantification + endotoxins
Test type
finnrick_composite
Dose
5mg
Container
No Label / Silver Crimp / Blue Cap
Catalogued
2026-04-16
Artifact hash
d2749a6c8ca8978e…
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.