Neurogan Health, GHK Cu Copper Peptide, Hair & Scalp Serum Glow from within with GHK Cu Copper Peptide , This powerhouse peptide supports collagen production, skin repair, and hair follicle health, helping improve skin firmness, radiance, and support Wholesale AHK CU + GHK CU Hair Serum Pro for your store Faire 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