§ CERTIFICATE OF ANALYSIS · THIRD-PARTY HPLC · DEC-2025● VERIFIED SUBMISSION · PUBLIC RECORD

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◆ Batch ID · GK202512 (Vial A)✓ Verified · Pass

GHK-Cu × Peptide Partners - Lab Test, December 2025

Tested Friday, December 19, 2025 · submitted by @Frank 👑 Legend

HPLC Purity

99.79%

✓ Excellent

PeptideGHK-Cu

Brandpeptide.partners

LabBioRegen

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Test results

7 data points

Purity

99.79%

Endotoxins

Not tested

Stated qty

100 mg

Tested qty

96.4 mg

Qty match

96% of labeled · -4%

Batch ID

GK202512 (Vial A)

Container

Blue lyophilized powder

Tested by

BioRegenView profile →

◆ Quantity verification

100 mg→96.4 mg-4%

About this test

This independent LC-MS lab test confirms GHK-Cu 100mg from Peptide Partners at 99.79% purity. The analysis was conducted by BioRegen on December 19, 2025.

GHK-Cu (Copper Peptide) is a naturally occurring peptide researched for its role in wound healing, collagen synthesis, and skin regeneration. The tested quantity of 96.40mg demonstrates consistent formulation with the labeled 100mg. A purity level of 99.79% indicates minimal contamination and high-grade synthesis.

The full certificate of analysis is available for download on this page (Report #11630).