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✓ Purity · passShop-provided sample

GHK-Cu × blank peptides — lab test, August 2025

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Tested · submitted by Peptigrity Team Member 02PEPTIGRITY TEAM
Sample source: shop-provided. The shop chose and sent this vial. Samples bought at retail by a member carry more weight.How we weigh evidence →
HPLC Purity
99.82%
✓ Excellent purity only
PeptideGHK-Cu
Brandblank peptides
Labfreedomdiagnosticstesting.com
↓ Download COA
Independent verification available

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Test results

7 data points
Purity
99.82%
Endotoxins
Not tested
Heavy metals
Not tested
Stated qty
100 mg
Tested qty
100.29 mg
Qty match
100% of labeled · +0%
Batch / Lot
GHKC10008182025-04
Container
Blue Lyophilized Powder
Tested by
freedomdiagnosticstesting.comView profile →

This is a purity and identity analysis. Sterility, endotoxins, and heavy metals were not screened — a high purity figure says nothing about those.

About this test

What’s in the vial

Label 100 mg · Lab measured 100.29 mg

100% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 25 mg on both the label figure and the measured one.

One vial from this lot was weighed by the laboratory, not yours. This page reports what the certificate says; it does not recommend a dose.

Independent HPLC purity analysis of GHK-Cu from blank peptides, performed by freedomdiagnosticstesting.com on August 21, 2025. Reported purity: 99.82%. Net content: 100.29 mg against 100 mg labeled (100% of label). Batch GHKC10008182025-04. Sample source: shop-provided. Certificate of analysis attached.

Certificate of analysis

Original document
HPLC/MS certificate of analysis for GHK-Cu 100mg from Blank Peptides showing 99.82% purity
↗ View full-size↓ Download COA
Issued by freedomdiagnosticstesting.com · Aug 21, 2025 · Batch GHKC10008182025-04

Other lots of GHK-Cu from blank peptides

LotTestedLabPurityvs labelStatus
GHK100-062026-122 Jun 2026freedomdiagnosticstesting.com99.92%112%✓ Lab-verified
6653947 Apr 2026freedomdiagnosticstesting.com99.789%98%Unverified
Klow-032026-411 Mar 2026freedomdiagnosticstesting.com99.755%101%Unverified
GHKC12012025-J7 Jan 2026freedomdiagnosticstesting.com99.272%105%Unverified
GLOW258018-H29 Dec 2025freedomdiagnosticstesting.com99.685%107%Unverified
GHKC11182025-J21 Nov 2025freedomdiagnosticstesting.com99.812%100%Unverified
KLOW8010082025-0214 Oct 2025freedomdiagnosticstesting.com99.68%99%Unverified
GHKC10010082025-0312 Oct 2025freedomdiagnosticstesting.com99.882%97%Unverified

Batches this shop has published a certificate for, newest first. A lot whose printed value cannot identify a batch is not listed.

Related lab tests

8 tests

The 811 other GHK-Cu tests on Peptigrity range from 95.76% to 100.00%. This one sits at 99.82%.

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Sep 2026 · GHK-Cu
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Aug 2026 · GHK-Cu 50mg
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Peptide Plugs
Aug 2026 · GHK-Cu
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