GHK Cu is often called the beauty peptide for a reason , Its a naturally occurring copper peptide associated with skin resilience, barrier support, and overall skin quality when used consistently., Neurogan Copper Peptide Hair Scalp Serum for Fuller Softer Shinier Hair Walmart.com GHK Cu: The Beauty Peptide You're About To Hear Everywhere In 2026 Ever heard of GHK Cu peptide? It's a naturally occurring copper peptide that helps repair tissue, stimulate collagen, and support skin healing. When used in injectable form, it works at a deeper level