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

GHK-Cu 99.8% Purity — Star Nutrasciences Inc.Certificate of Analysis · Independent third-party lab result

Tested purity 99.8% High purity · 99.82%
Dose vs label -5.2% Under the labeled dose
Evidence Source archived
Test date
2026-04-23
Testing lab
Freedom Diagnostics
Batch / lot
GHK3545
Quantity
47.42 mg
label 50mg · tested 47.42 mg
Endotoxins
Assay method
HPLC + MS
Label dose
50mg
Context

How this result compares

This GHK-Cu certificate's tested purity of 99.82% ranks higher than 50% of the 2399 GHK-Cu certificates with a purity result we have catalogued (median 99.82%).

Tested 2026-04-23 by Freedom Diagnostics via HPLC + MS. This test is newer than 68% of our catalogued GHK-Cu certificates.

Star Nutrasciences Inc. has 138 certificates in our corpus, including 8 for GHK-Cu at a median tested purity of 99.78%.

Manufacturer
Star Nutrasciences Inc.
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

sha256:523bf48953f02c31… — immutable copy held by TitrateLab

Download the saved PDF (sha256 523bf48953f0…)
Related

Other GHK-Cu certificates

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