More than hair its cellular support , GHK CU is a well studied copper peptide known for its role in supporting:, Healthier looking hair & scalp environment, Hair that appears thicker, GHK Cu is one of the most talked about peptides in aesthetics right now. But how much of what you have heard about it is actually true?, Copper peptide, known as GHK Cu, has a growing body of peer 2% GHK CU Copper Peptide Serum for Hair Growth and Scalp Care GHK Cu vs AHK Cu: Which Copper Peptide Is More Effective? Copper Peptides (GHK Cu): What They Are, How They Work, and What Evidence Really Shows VIDA Integrative Medicine GHK Peptide Hair Growth Clinical Trial (2016) Research Summary Hairgenetix