GHK Cu Copper Peptide Skincare Bundle RegenMed Direct GHK Cu Peptide: Hair Regrowth for Thinning & Alopecia Facial Beauty Serum with Copper Peptide (GHK Cu) Fullscript 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 2% GHK CU Copper Peptide Serum for Hair Growth and Scalp Care