GHK Cu supports tissue repair and regeneration GHK Cu: The Peptide That Supports Healthy Aging GHK Cu (copper peptide) is naturally occurring in the body and plays a role in supporting skin health, collagen production, and tissue repair. As GHK Cu Peptide Skin Cream Levers.Health GHK Cu Copper Peptide: Dosage, Before and After Results, and How It Works Perfect B Everything you need to know about GHK Cu WHAT IS IT? A copper peptide your body naturally produces but production drops by 60% by age 60. It's one of the most