Your hair deserves more than just shampoo. GHK Cu Hair Serum nourishes every strand from root to tip, restoring vitality, strength, and shine with every application. This is what revitalized hair feels like. Copper Peptide Hair Growth Serum AHK Cu & GHK Cu + Licorice Peptide Labz GHK Cu Copper Peptide Hair Tonic for Fuller Looking Hair 12 Week Supply (30 mL) Copper Peptide 10% GHK CU, 5% AHK CU with Oligopeptide 1 Hair Treatment Serum GHK CU Unflavoured 60 Serves GHK Cu by InfiniWell Charny Healing