Copper Peptides 2026 (GHK Cu): What They Do for Skin & Hair GHK CU Copper Peptide, Hair & Scalp Serum, 2 oz (60 ml) GHK Cu Copper Peptide for Hair Loss: Results, Mechanism, and What to Expect Microneedling creates micro injuries in your scalp., Those injuries attract growth factors. Stimulate collagen. Stimulate elastin. Wake up hair follicles., Works better combined with PRP, exosomes, or Microneedling creates micro injuries in your scalp. Those injuries attract growth factors. Stimulate collagen. Stimulate elastin. Wake up hair follicles. Works better combined with PRP, exosomes, or GHK CU copper peptide. Learn more: drshintre.com #