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 Hair Growth Minoxidil vs GHK Cu Copper Peptide Which Is Better? Maneup Thoughts on this product? 1 mg sublingual minoxidil + 1 mg Ghk Cu : r HairlossResearch Copper Peptide Hair Growth Serum AHK Cu & GHK Cu + Licorice Peptide Labz TOPICAL HAIR TREATMENT CHEAT SHEET Ranked by clinical evidence. Minoxidil 5%: STRONG. FDA approved. Apply twice daily. Topical caffeine 0.2%: STRONG. Matched minoxidil in 210 man RCT. Rosemary oil 3%: PROMISING. Matched minoxidil