GHK Cu Peptide: Benefits for Tissue Repair, Healing, and Recovery Revolution Health & Wellness What is the optimal dosing regimen of GHKCu for topical skincare and woundhealing applications? Most people think they need to take copper peptides. But Your body already produces its own copper peptide called GHK Cu. But levels naturally decline with age. So Instead of trying to replace GHK Cu Peptide: Mechanism, Anti Aging Research, and Regenerative Benefits