GHK Cu Peptide: Hair Regrowth for Thinning & Alopecia Peptide Therapy for Hair Growth: Explore Your Options Peptide Therapy for Aesthetics The Villages Infinity Medical Institute Neurogan Health, GHK Cu Copper Peptide, Hair & Scalp Serum 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 vs AHK Cu: Which Copper Peptide Is More Effective?