It’s the first and only family toothpaste with unique Sugar Acid Neutraliser, which directly fights sugar acids in plaque - the number-one cause of cavities. Colgate Maximum Cavity Protection Toothpaste is clinically proven to fight tooth decay in two ways. First, its patented Sugar Acid Neutraliser helps to deactivate sugar acids before they can harm teeth. Second, it contains fluoride and calcium to strengthen and remineralise enamel to help prevent cavity formation.