GHK Cu as a multifunctional copper peptide: synthesis routes, process engineering and emerging applications Systems Microbiology and Biomanufacturing Springer Nature Link The Effect of the Human Peptide GHK on Gene Expression Relevant to Nervous System Function and Cognitive Decline Reducing Redness & Inflammation with GHK Cu Copper Peptides Vitali Skincare The Human Tripeptide GHKCu in Prevention of Oxidative Stress and Degenerative Conditions of Aging: Implications for Cognitive Health Pickart 2012 Oxidative Medicine and Cellular Longevity Wiley Online Library 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 GHK Cu is a powerful copper peptide that supports collagen production, skin and hair health, and tissue repair. It may help reduce fine lines, improve elasticity, and promote faster healing. Want to learn