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

GHK-Cu 99.6% Purity — Research 1 PeptidesCertificate of Analysis · Independent third-party lab result

Tested purity 99.6% High purity · 99.572%
Dose vs label +20.7% Over the labeled dose
Evidence Source archived
Test date
2026-01-29
Testing lab
Freedom Diagnostics
Batch / lot
Research 1
Quantity
120.72 mg
label 100mg · tested 120.72 mg
Endotoxins
Assay method
HPLC + MS
Label dose
100mg
Context

How this result compares

This GHK-Cu certificate's tested purity of 99.57% ranks higher than 18% of the 2399 GHK-Cu certificates with a purity result we have catalogued (median 99.82%).

Tested 2026-01-29 by Freedom Diagnostics via HPLC + MS. This test is newer than 38% of our catalogued GHK-Cu certificates.

Research 1 Peptides has 222 certificates in our corpus, including 7 for GHK-Cu at a median tested purity of 99.91%.

Manufacturer
Research 1 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

sha256:3763895dd8e0cd8e… — immutable copy held by TitrateLab

Download the saved PDF (sha256 3763895dd8e0…)
Related

Other GHK-Cu certificates

All GHK-Cu results & stats
This certificate is part of TitrateLab's community-trust corpus. See more from Research 1 Peptides or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →