Lets talk copper peptides , We get asked this all the time:, Whats the difference between GHK and CP Serum?, Heres your quick guide:, GHK (first generation), Beautiful blue serum, Best for Copper Peptides for Skin Health The Great Address superPeptide 1% GHK Copper Peptide Serum Pure & Cimple Copper Peptides Serum for Face 2% GHK CU & 4% EGF Let's talk copper peptides We get asked this all the time: What's the difference between GHK and CP Serum? Here's your quick guide: GHK (first generation) Beautiful blue serum Say hello to your skin's new BFF GHK Cu is a powerful peptide that supports collagen production, speeds healing, improves hair growth, and helps fight visible signs of aging. This tiny molecule