Powerful against tartar Kukident Anti-Tartar contains a special formula with fruit acid that can dissolve the hard layer of tartar and remove up to 99% of bacteria. The deep cleaning action with active oxygen penetrates even hard-to-reach areas of your dentures and combats plaque, tartar, and discoloration. Kukidents anti-tartar tabs help prevent the formation of new tartar from the very first use and provide a particularly clean feeling.