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

GHK-Cu 99.5% Purity — True Peptide LabsCertificate of Analysis · Independent third-party lab result

Tested purity 99.5% High purity · 99.477%
Dose vs label +11.3% Over the labeled dose
Evidence Source archived
Test date
2026-01-15
Testing lab
Freedom Diagnostics
Batch / lot
GHK-020-TPL
Quantity
55.64 mg
label 50mg · tested 55.64 mg
Endotoxins
Assay method
HPLC + MS
Label dose
50mg
Context

How this result compares

This GHK-Cu certificate's tested purity of 99.48% ranks higher than 14% of the 2399 GHK-Cu certificates with a purity result we have catalogued (median 99.82%).

Tested 2026-01-15 by Freedom Diagnostics via HPLC + MS. This test is newer than 34% of our catalogued GHK-Cu certificates.

True Peptide Labs has 103 certificates in our corpus, including 6 for GHK-Cu at a median tested purity of 99.70%.

Manufacturer
True Peptide Labs
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

sha256:5387570784eab694… — immutable copy held by TitrateLab

Download the saved PDF (sha256 5387570784ea…)
Related

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