Powerful Antioxidant With antioxidant power 5 times stronger than the next best competitor*, Copper PCA Peptides is the ultimate defence against the visible signs of premature skin ageing. The energising serum is packaged in a dual-chamber pump to maximise stability and potency, ensuring the actives continue to work when they are applied to the skin. *Results from 3rd party independent tests assessing antioxidant performance Anti-Ageing Peptide Complex Featuring two anti-ageing peptides that boost the visible youth-renewing results of Copper PCA Peptides. Hydrating and Smoothing The creamy formula sinks in rapidly; leaving skin feeling incredibly silky, hydrated and smooth. Vitamin C Alternative Copper PCA is our alternative to vitamin C in a Medik8 CSA routine, if you have sensitivities to vitamin C or want a pure antioxidant product to use first thing in the morning.