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Product Information: Product Name: GHK-Cu 50mg Format: Lyophilized Research Peptide Concentration: 50mg Per Vial Intended Use: Laboratory Research and Analytical Applications Storage: Store in a cool, dry environment Brand: Premier Aminos Why Researchers Choose Premier Aminos: Research focused compounds Batch consistency standards Secure packaging and handling Quality focused preparation USA based company Third party testing support available For Research Use Only

What Is Actually in Gray-Market Chinese Peptides This is where my skepticism becomes hardest to dismiss, because the contamination data is not anecdotal

CAS 89030-95-5 (peptide), 49557-75-7 (complex)

Disclaimer: This spotlight is provided for educational purposes to acknowledge scientific contributions to metabolic peptide research relevant to the components of this blend