All GHK-Cu Certificate of Analysis results— 2428 COAs
TitrateLab · Certificate of Analysis

GHK-Cu 99.8% Purity — Zenith BiopeptidesCertificate of Analysis · Independent third-party lab result

Tested purity 99.8% High purity · 99.79%
Dose vs label +29.0% Over the labeled dose
Evidence Source archived
Test date
2026-05-27
Testing lab
Freedom Diagnostics
Batch / lot
GHK-50-260521
Quantity
64.48 mg
label 50mg · tested 64.48 mg
Endotoxins
Assay method
HPLC + MS
Label dose
50mg
Context

How this result compares

This GHK-Cu certificate's tested purity of 99.79% ranks higher than 42% of the 2399 GHK-Cu certificates with a purity result we have catalogued (median 99.82%).

Tested 2026-05-27 by Freedom Diagnostics via HPLC + MS. This test is newer than 81% of our catalogued GHK-Cu certificates.

Zenith Biopeptides has 98 certificates in our corpus, including 9 for GHK-Cu at a median tested purity of 99.78%.

Manufacturer
Zenith Biopeptides
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

sha256:952d26d414a1b4e1… — immutable copy held by TitrateLab

Download the saved PDF (sha256 952d26d414a1…)
Related

Other GHK-Cu certificates

All GHK-Cu results & stats
This certificate is part of TitrateLab's community-trust corpus. See more from Zenith Biopeptides or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →