GHK Cu Topical Cream Compounded GHK Cu Topical Cream Restorative Compounding Pharmacy + Wellness 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 Neurogan Copper Peptide Hair Scalp Serum for Fuller Softer Shinier Hair Walmart.com 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