GHK CU: Promote Hair Growth & Thicker Follicles Evolve GHK Cu peptides are used to potentially promote hair growth, increase hair follicle size, and improve scalp health, often for conditions like androgenetic alopecia. As a regenerative peptide, GHK Cu is believed to GHK Cu for hair growth does it actually work? Short answer: no. GHK Cu can be great for skin but when it comes to hair growth, the evidence just isn't there. And this GHKCu Skin Repair Des Moines Peptide Therapy Iowa IV GHK Cu Copper Peptide Hair Serum 30ml Azur Skin AHK Cu (Copper Tripeptide 3) Ingredient Guide Nubeean Noosa