GHK Cu Peptide: Hair Regrowth for Thinning & Alopecia GHK Cu (Copper Peptide) has emerged as one of the most promising regenerative peptides for hair restoration due to its ability to stimulate follicular activity, improve scalp circulation, reduce inflammation, and prolong the Ghk Cu Shampoo Copper Peptide Hair Growth Best Peptide for Hair Growth Copper Peptide Shampoo This is what the combination of microneedling, peptides and consistency can do These photos are results from scalp restoration using GHK CU from @neuroganhealth How does this treatment work? Microneedling is used