I've been getting a lot of questions about GHK Cu, so here's a quick breakdown. GHK Cu is a copper peptide that naturally occurs in the body and plays a role in skin repair Peptide Therapy for Hair Growth: Explore Your Options Your body made this peptide every day until you turned 30. Then it stopped. GHK Cu (copper peptide) is a naturally occurring tripeptide discovered in 1973. At age 20, your plasma levels sit GHK Cu Copper Peptide Regeneration, Skin Renewal & Anti Age Glow Peptide Protocol GHK Cu, BPC 157, TB 500 Neurogan Health GHK Cu Peptide Therapy Brea, CA Orange County