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 GHK Copper Peptide GHK Cu Tripeptide 1 am+pm 5% B5+GHK Cu Hydrating Serum NARKO Mixing Glow Peptide with Hyaluronic Acid TikTok GHK Cu Copper Peptide Serum with Hyaluronic Acid, Deep Hydrating Nourishing Facial Serum 30ML Gentle Anti Aging Skincare for All Skin Types, Firming & Smoothing for Men Women TikTok Shop superPeptide 1% GHK Copper Peptide Serum Pure & Cimple