Copper Peptide Hair Growth Serum AHK Cu & GHK Cu + Licorice Peptide Labz Neurogan Health Introduces AHK CU + GHK CU Hair Serum Pro 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 GHK Cu Copper Peptide Hair Tonic for Fuller Looking Hair 12 Week Supply (30 mL)