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 Uses and Benefits #ghk GHK Cu is a naturally occurring peptide in human plasma that declines with age. When used in injections (usually subcutaneous), it can offer various benefits: Skin Rejuvenation and Anti Aging: Squalane + Copper Peptide (GHK Cu) Rapid Plumping Serum Biossance What is GHK Cu and Why is Everyone Talking About It? GHK Cu (Copper Peptide) is a powerful, naturally occurring compound in the body that plays a key role in skin health