Stronger hair doesn't have to come from harsh solutions. Our Extra Strength Copper Peptide Serum is designed to support fuller, thicker looking hair by nourishing the scalp and strengthening follicles at the root Amazon.com: Copper Peptide Hair Serum with Copper Tripeptide 1 Dual Peptide Scalp Treatment plus Licorice Root Extract : Beauty & Personal Care Copper peptides are used in advanced formulations to support the scalp environment where hair begins. From GHK Cu to AHK Cu and Pal AHK, each peptide plays a role in maintaining follicle health and supporting Medical Weight Loss & Wellness Best Skin and Body Aesthetics Spa