Everything you need to know about GHK Cu WHAT IS IT? A copper peptide your body naturally produces but production drops by 60% by age 60. It's one of the most GHK Cu Peptide Benefits (And a Few Risks) Explained YouTube 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 GHK Cu Peptide: Hair Regrowth for Thinning & Alopecia Tripeptidecopper complex GHKCu (II) transiently improved healing outcome in a rat model of ACL reconstruction Fu 2015 Journal of Orthopaedic Research Wiley Online Library