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

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◆ Batch ID · GHK25-50-002✓ Verified · Pass

GHK-Cu × Skye Peptides - Lab Test, November 2025

Tested Wednesday, November 05, 2025 · submitted by @Frank 👑 Legend

HPLC Purity

99.65%

✓ Excellent

PeptideGHK-Cu

BrandSkye Peptides

LabJanoshik Labs

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Test results

6 data points

Purity

99.65%

Endotoxins

Not tested

Stated qty

50 mg

Tested qty

67.18 mg

Qty match

134% of labeled · +34%

Batch ID

GHK25-50-002

Tested by

Janoshik LabsView profile →

◆ Quantity verification

50 mg→67.18 mg+34%

About this test

This independent HPLC lab test confirms GHK-Cu 50mg from Skye Peptides at 99.654% purity. The analysis was conducted by Janoshik Labs on November 5, 2025. Task Number #86377.
GHK-Cu is a copper peptide researched for its role in skin health, collagen synthesis, and tissue repair. A purity level of 99.654% indicates high-grade synthesis with minimal contamination.
The full certificate of analysis is available for verification at www.janoshik.com/verify/ using key GL6UD35GS8CG.