All GHK-Cu Certificate of Analysis results(2,749 COAs)
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Tested vendor:PeptiGlow by Jennifer Cantu All GHK-Cu COAs & research All GHK-Cu results & stats

GHK-Cu 99.4% Purity — PeptiGlow by Jennifer CantuCertificate of Analysis · Independent third-party lab result

Tested purity 99.4% High purity · 99.44%
Dose vs label +3.7% Essentially at label
Evidence URL referenced
Test date
2026-07-31
Testing lab
Freedom Diagnostics
Batch / lot
White Cap
Quantity
51.86 mg
label 50mg · tested 51.86 mg
Endotoxins
—
Assay method
HPLC + MS
Label dose
50mg
Context

How this result compares

This GHK-Cu certificate's tested purity of 99.44% ranks higher than 12% of the 2720 GHK-Cu certificates with a purity result we have catalogued (median 99.81%).

Tested 2026-07-31 by Freedom Diagnostics via HPLC + MS. This test is newer than 100% of our catalogued GHK-Cu certificates.

Manufacturer
PeptiGlow by Jennifer Cantu
Source

Freedom Diagnostic

URL referenced

This entry references an upstream lab URL we crawled. We did not save the artifact, so we can't prove the report still loads as it did when we catalogued it.

Method
HPLC + MS
Test type
freedom_composite
Dose
50mg
Catalogued
2026-08-04
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Freedom Diagnostics Modern Aminos GHK-Cu
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Freedom Diagnostics MPS GHK-Cu
99.6% 2026-07-31
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Freedom Diagnostics
All GHK-Cu results & stats
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