Small molecules. Powerful results. Experience Peptide Power with Hairgenetix's advanced Copper Peptide Hair Growth Serum, formulated with 10% GHK Cu and 5% AHK Cu to support hair health at the follicle level. Helps GHK Copper Peptide GHK Cu Tripeptide 1 AHK Cu Cosmetic Raw Material CAS NO 682809 81 0 Copper peptide Wholesale & Bulk Youve heard of GHK Cu., We didnt stop there., Our formula pairs GHK Cu with its bigger, more targeted brother AHK Cu., GHK Cu helps support follicle health and strand strength., AHK Cu has been GHK Cu vs AHK Cu Copper Peptide Comparison