New colgate maximum cavity protection with sugar acid neutralisee is clinically proven to fight tooth decay in two ways 1 its patented sugar acid neutraliser helps de activate sugar acids before they can harm teeth 2 with fluoride calcium it also strengthens and remineralises the enamel to help prevent cavity formation its formula effectively removes stains helping to restore the whiteness of your teeth sugar acids in plaque can weaken teeth and cause cavitiessugar acid neutraliser he