Skin, But Smarter Three main ingredients. Real results: GHK Cu the repair peptide that boosts collagen, smooths texture, and restores skin from within. Argireline the wrinkle softening peptide that helps relax Most people are looking for one miracle solution for hair., But biology doesnt work like that., GHK Copper improves the quality of your scalp, with better collagen, better healing, and healthier Advanced Copper Peptide Serum 300mg High Purity (99.6%) GHK Cu Multi Peptide Anti Ageing Serum with Cica & Tremella Skin Repair, Firming & Copper Peptide Serum with 1% GHK Cu peptide, Argireline and Matrixyl 3000 GHK Cu Revitalizing Serum 16oz 1 Gallon Private Label Derma ProLab