Dimeric copper peptide incorporated hydrogel for promoting diabetic wound healing Nature Communications GHK Cu (Copper Peptide) is a naturally occurring peptide in the body that binds with copper to support cell repair and renewal. As we age, our levels decrease and thats where supplementation or Amazon.com: GHK Cu Peptide Copper Peptides Serum for Face Topical GHKCu with Hyaluronic Acid for Healthy Aging Multi Peptide Formula to Promote Collagen Support Fine Lines Firming Skin Elasticity Hydration : Beauty Premium Copper Peptide Ghk Cu Collagen Boost Skin Repair Cosmetic Peptide Powder Ghk Cu Collagen Peptide, Anti Wrinkle Peptide Made in China.com Best Peptide For Skin And Hair Health GHK Cu & Collagen Support #peptides #skincare