Retinol Alternatives: Why Peptide Based Skincare Is the Future of Anti 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 How to Layer Copper Peptides With Retinol, Vitamin C & Other Actives Private Label Peptide Anti Aging Face Moisturizer with Retinol Beyond Basix Retinol vs. GHK Cu Two key ingredients used to address visible signs of ageing. Retinol A popular synthetic molecule that accelerates cellular turnover and skin resurfacing, helping to promote even skin Copper Peptides vs. Retinol: Which Anti Aging Powerhouse is Right for Pure & Cimple