AI summary Trust: medium Third-party lab

LabG tested this GHK-Cu at 99.8% purity via HPLC and mass quantification. However, the tested quantity was significantly lower than labeled (37mg vs 50mg, a 26% deviation), and no endotoxin test was performed. The test is older (6-12 months).

Watch out for
  • no endotoxin test
  • stale (6-12 months)
  • quantity deviation (-26%)
Test date
2025-10-07
Purity
99.80% 99.80%
Batch / lot
(no batch ID)
Lab
LabG
Quantity
label 50mg tested 37mg
Qty vs label
-26.0%
Endotoxins
n/a
Test score
4.7
Manufacturer
Reta Peptide
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Certificate

Test report image

Certificate scan
Certificate scan as published.
Source

Finnrick

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Method
HPLC + mass quantification + endotoxins
Test type
finnrick_composite
Dose
50mg
Container
No Label / Silver Crimp / White Cap
Catalogued
2026-04-16
Artifact hash
48ff1f7f4d934247…
This COA is part of TitrateLab's community-trust corpus. See more from Reta Peptide or learn how trust scores are computed on the methodology page.