TitrateLab · Certificate of Analysis
Tested vendor:Diaz Performance Labs

GHK-Cu//BPC-157/Thymosin Beta-4 99.7% Purity — Diaz Performance LabsCertificate of Analysis · Independent third-party lab result

Tested purity 99.7% High purity · 99.71%
Dose vs label 55.49mg Label 55.49mg
Evidence Source archived Blend
Test date
2026-05-27
Testing lab
Freedom Diagnostics
Batch / lot
DiazPL
Quantity
55.49mg
label 55.49mg
Endotoxins
—
Assay method
HPLC + MS
Label dose
55.49mg
Context

How this result compares

We have catalogued 4 GHK-Cu//BPC-157/Thymosin Beta-4 certificates; across the 4 with a purity result the median tested purity is 99.68%.

Tested 2026-05-27 by Freedom Diagnostics via HPLC + MS.

Diaz Performance Labs has 2 certificates in our corpus, including 1 for GHK-Cu//BPC-157/Thymosin Beta-4 at a median tested purity of 99.71%.

Manufacturer
Diaz Performance 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
55.49mg
Catalogued
2026-07-04
Saved source

Saved source document

sha256:ebee92d1887b5f3f… — immutable copy held by TitrateLab

Download the saved PDF (sha256 ebee92d1887b…)

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Related

Other GHK-Cu//BPC-157/Thymosin Beta-4 certificates

Zenith Biopeptides GHK-Cu//BPC-157/Thymosin Beta-4
99.8% 2025-11-23
Freedom Diagnostics Modern Research Peptides GHK-Cu//BPC-157/Thymosin Beta-4
99.7% 2025-11-23
Freedom Diagnostics BioEdge GHK-Cu//BPC-157/Thymosin Beta-4
99.3% 2025-10-16
Freedom Diagnostics
This certificate is part of TitrateLab's community-trust corpus. See more from Diaz Performance Labs or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →