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 Private Label Organic Professional Treatment Hair Loss Copper Peptide Hair Growth Serum10% Ghk Cu Hair Growth Serum AHK Cu Copper Tripeptide 3: The Next Peptide for Hair & Skin Care Bulk Naturals 5 AMINO 1MQ Peptide Elase AHK Cu Active Peptide