Breaking: more people are starting to explore copper peptides over retinol, Not because retinol is bad, but because people are beginning to understand how different ingredients actually work., Copper Peptides vs. Retinol: Which Anti Aging Powerhouse is Right for Pure & Cimple ION BLUE's Video on X I was super skeptical because I've literally tried everything Retinol destroyed my skin. Vitamin C oxidized and stung. Four different peptide serums and nothing actually worked. Then I tried GHK Cu. 6 weeks Copper Peptide Duo GHK Cu Anti Aging Serum & Moisturizer Topical GHK Cu: Skin Benefits, Best Forms, and Where to Buy