TitrateLab · Certificate of Analysis

GHK-Cu 99.8% Purity — Crush ResearchCertificate of Analysis · Independent third-party lab result

Tested purity 99.8% High purity · 99.79%
Dose vs label -0.3% Essentially at label
Evidence Source archived Blend
Test date
2025-12-16
Testing lab
Freedom Diagnostics
Batch / lot
CR-GHKC99-2511-1
Quantity
99.65 mg
label 100mg · tested 99.65 mg
Endotoxins
Assay method
HPLC + MS
Label dose
100mg
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 2025-12-16 by Freedom Diagnostics via HPLC + MS. This test is newer than 27% of our catalogued GHK-Cu certificates.

Crush Research has 17 certificates in our corpus, including 1 for GHK-Cu at a median tested purity of 99.79%.

Manufacturer
Crush 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
100mg
Catalogued
2026-07-04
Saved source

Saved source document

sha256:3e4e1dcf7b5f97a3… — immutable copy held by TitrateLab

Download the saved PDF (sha256 3e4e1dcf7b5f…)
Related

Other GHK-Cu certificates

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