AI summary Trust: medium Third-party lab

LabF tested this retatrutide at 99.88% purity via HPLC. The tested quantity of 6.27mg significantly exceeded the 5mg label, a deviation of 25.4%. Endotoxin status is not applicable, and the test is older (6-12 months). Customers can cross-check on the lab's public verification URL.

Watch out for
  • quantity deviation (25%+)
  • no batch ID
  • older (6-12 months)
Test date
2025-09-01
Purity
99.88% 99.88%
Batch / lot
(no batch ID)
Lab
LabF
Quantity
label 5mg tested 6.27mg
Qty vs label
+25.4%
Endotoxins
n/a
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 / Green Cap
Catalogued
2026-04-16
Artifact hash
64aca341271a1e7d…
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.