GHK Cu Peptide Benefits for Skin and Hair LIVV Natural GHK Cu Topical vs Injection Which is the Better Copper Peptide Form? GHK Cu is the compound your body made at 25 and quietly stopped making. Most people find it in overpriced serums. Few understand what it actually does, or what happens when you're not Fraley What's the difference between GHK Cu (copper peptide) as a topical cream vs an injection? In this video I break down: What GHK Cu is and why it's used in anti aging skincare GHK Cu Topical Gel Transparent Peptides