Not all copper peptide serums are created equal And this is where a lot of people get confused. You'll see copper peptides on the label and expect amazing results but the Nortech Labs GHK Cu Copper 50 When a product says copper peptides it's worth checking the ingredient list. Copper peptides (like **Copper Tripeptide 1 GHK Cu**) are signaling ingredients that can support collagen processes in the skin. But not Amazon.com: Copper Peptide Hair Serum with Copper Tripeptide 1 Dual Peptide Scalp Treatment plus Licorice Root Extract : Beauty & Personal Care GHK Cu Scalp Solution Empower Pharmacy