Copper Peptides Serum for Face 2% Copper Peptide with 4% Epidermal Growth Factor (EGF Serum) Niacinamide Ceramides Squalane & Hyaluronic Acid Multi GHK Cu Peptide Therapy in Raleigh, NC Before vs. after 3 months of GHK Cu peptide therapy smoother texture, more even tone, and skin that looks healthier overall. Small peptide, big difference Any testimonials after using the copper peptide serum?? 11 BEFORE & AFTER ideas copper peptides, crepey skin, eyebrow lift