Amazon.com: Copper Peptide Hair Serum with Copper Tripeptide 1 Dual Peptide Scalp Treatment plus Licorice Root Extract : Beauty & Personal Care GHK Cu Peptide Therapy as the perfect skin and hair rejuvenation tool. Simply combining GHK Cu peptide with your favourite cream or serum creates a blend suitable for application to your face, neck Fda Ghk Cu Peptide Injection Approved Hair Loss 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