All GHK-Cu Certificate of Analysis results(2,609 COAs)
TitrateLab · Certificate of Analysis

GHK-Cu 99.9% Purity — Uther PeptideCertificate of Analysis · Independent third-party lab result

Tested purity 99.9% High purity
Dose vs label +3.7% Essentially at label
Evidence URL referenced Trust: medium
AI summary Third-party lab

Janoshik tested this GHK-Cu batch (Uther April 2025 blue crimp blue cap) at 99.886% purity. Quantity was slightly over at 103.7mg (3.7% deviation). Endotoxin status is unknown, and the test is stale (over 1 year old). Customers can cross-check on the lab's public verification URL.

Watch out for
  • no endotoxin test
  • stale (1+ years old)
  • unknown test method
Test date
2025-04-08
Testing lab
Janoshik
Batch / lot
Uther April 2025 blue crimp blue cap
Quantity
103.7mg
label 100mg · tested 103.7mg
Endotoxins
Assay method
Context

How this result compares

This GHK-Cu certificate's tested purity of 99.89% ranks higher than 65% of the 2580 GHK-Cu certificates with a purity result we have catalogued (median 99.82%).

Tested 2025-04-08 by Janoshik. This test is newer than 2% of our catalogued GHK-Cu certificates.

Uther Peptide has 527 certificates in our corpus, including 32 for GHK-Cu at a median tested purity of 99.78%.

Manufacturer
Uther Peptide
View vendor profile
Source

Third-party community lab

URL referenced

This entry references an upstream lab URL we crawled. We did not save the artifact, so we can't prove the report still loads as it did when we catalogued it.

Catalogued
2026-04-24
Related

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This certificate is part of TitrateLab's community-trust corpus. See more from Uther Peptide or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →