GHK Cu Topical Hair Foam LeadWest Medical GHK Cu Peptide Skin Cream Levers.Health GHK Cu Peptide for Skin & Hair Facial Serum & Scalp Solution Not all Copper Peptides are created equal If you've tried copper peptides before and saw no change, here is why: Concentration and Stability. Most serums use a diluted solution that barely scratches Say hello to your skin's new BFF GHK Cu is a powerful peptide that supports collagen production, speeds healing, improves hair growth, and helps fight visible signs of aging. This tiny molecule