GHK Cu Copper Peptide: The Ultimate Peptide For Longevity GHK Cu (copper peptide) is one of the most talked about wellness peptidesand for good reason This naturally occurring peptide has been studied for its potential to support skin quality, hair health, and Skin Restoration: Prioritizing Safety Over Trends 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 A GHK CU Blue Copper Peptide Serum Concentrate Ampoule Anti Wrinkle Firming Moisturizing Elasticity Acne Treatment Skincare Alibaba.com