TitrateLab · Certificate of Analysis

GHK-Cu 99.9% Purity — Centre ResearchCertificate of Analysis · Independent third-party lab result

Tested purity 99.9% High purity · 99.86%
Dose vs label +4.0% Essentially at label
Evidence Source archived Blend
Test date
2026-05-23
Testing lab
Freedom Diagnostics
Batch / lot
GHK26-50-007
Quantity
51.98 mg
label 50mg · tested 51.98 mg
Endotoxins
Assay method
HPLC + MS
Label dose
50mg
Context

How this result compares

This GHK-Cu certificate's tested purity of 99.86% ranks higher than 58% of the 2399 GHK-Cu certificates with a purity result we have catalogued (median 99.82%).

Tested 2026-05-23 by Freedom Diagnostics via HPLC + MS. This test is newer than 79% of our catalogued GHK-Cu certificates.

Centre Research has 249 certificates in our corpus, including 13 for GHK-Cu at a median tested purity of 99.83%.

Manufacturer
Centre Research
View vendor profile
Source

Freedom Diagnostic

Source archived

We archived this certificate's source document — an immutable, SHA-256-fingerprinted copy held by TitrateLab (see Saved source document below). It stays verifiable even if the upstream page disappears.

Method
HPLC + MS
Test type
freedom_composite
Dose
50mg
Catalogued
2026-07-04
Saved source

Saved source document

sha256:33ad1361768a60f9… — immutable copy held by TitrateLab

Download the saved PDF (sha256 33ad1361768a…)
Related

Other GHK-Cu certificates

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