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✓ Purity · passShop-provided sample

GHK-Cu × petratidescience.com — lab test, December 2025

Sample label: Petratide Science
Lotlook this batch up across every shop →Check another lot
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
99.746%
✓ Excellent purity only
PeptideGHK-Cu
Brandpetratidescience.com
Labfreedomdiagnosticstesting.com
↓ Download COA
Independent verification available

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Test results

7 data points
Purity
99.746%
Endotoxins
Not tested
Heavy metals
Not tested
Stated qty
50 mg
Tested qty
48.46 mg
Qty match
97% of labeled · -3%
Batch / Lot
PS11-CU50
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 50 mg · Lab measured 48.46 mg

97% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 12.1 mg using the measured mass, against 12.5 mg on the label — 3% less.

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 petratidescience.com, performed by freedomdiagnosticstesting.com on December 5, 2025. Reported purity: 99.746%. Net content: 48.46 mg against 50 mg labeled (97% of label). Batch PS11-CU50. Sample source: shop-provided. Certificate of analysis attached.

Certificate of analysis

Original document
HPLC certificate of analysis for GHK-Cu 50mg from Petratide Science showing 99.746% purity
↗ View full-size↓ Download COA
Issued by freedomdiagnosticstesting.com · Dec 05, 2025 · Batch PS11-CU50

Other lots of GHK-Cu from petratidescience.com

LotTestedLabPurityvs labelStatus
PS05-CUKV6030 May 2026freedomdiagnosticstesting.com99.68%129%Unverified
PS04-CU10023 Apr 2026freedomdiagnosticstesting.com99.91%96%Unverified
PS04-GHK02-B23 Apr 2026freedomdiagnosticstesting.com99.92%98%Unverified
PS03-GL703 Apr 2026freedomdiagnosticstesting.com99.688%98%Unverified
PS03-CU02-P15 Mar 2026freedomdiagnosticstesting.com99.455%95%Unverified
PS03-KL01-W15 Mar 2026freedomdiagnosticstesting.com99.74%95%Unverified
PS02-K5012 Feb 2026freedomdiagnosticstesting.com99.887%111%Unverified
PS02-GC1001 Feb 2026freedomdiagnosticstesting.com99.441%85%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 99.75%.

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Aug 2026 · GHK-Cu 50mg
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Aug 2026 · GHK-Cu
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