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

GHK-Cu 99.2% Purity — Pura PeptidesCertificate of Analysis · Independent third-party lab result

Tested purity 99.2% High purity · 99.23%
Dose vs label -8.9% Under the labeled dose
Evidence Source archived
Test date
2026-02-17
Testing lab
Freedom Diagnostics
Batch / lot
Quantity
91.10 mg
label 100mg · tested 91.10 mg
Endotoxins
Assay method
HPLC + MS
Label dose
100mg
Context

How this result compares

This GHK-Cu certificate's tested purity of 99.23% ranks higher than 4% of the 2399 GHK-Cu certificates with a purity result we have catalogued (median 99.82%).

Tested 2026-02-17 by Freedom Diagnostics via HPLC + MS. This test is newer than 46% of our catalogued GHK-Cu certificates.

Pura Peptides has 113 certificates in our corpus, including 1 for GHK-Cu at a median tested purity of 99.23%.

Manufacturer
Pura Peptides
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:ce02f328a7ae4fad… — immutable copy held by TitrateLab

Download the saved PDF (sha256 ce02f328a7ae…)
Related

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