EUK 134 0.1%The Ordinary EUK 134 0. 1% is a mimetic of superoxide dismutase and catalase, forming an exceptionally rare self regenerating molecule that scavenges superoxide free radicals, eliminates hydrogen peroxide and converts reactive oxygen species into water and oxygen. While it has been around for many years, very few products on the market do use this truly superb antioxidant which can regenerate itself to offer round the clock antioxidant support. The