Specially formulated for orthodontic patients, this unique acidulated formula contains fluoride and phosphate, (one of the building blocks of teeth), to help prevent decalcification, which leads to cavities. Proven to provide 58% reduction in decalcification (white spots) and 25%30% caries reduction. Alcohol*- and sugar-free. ADA seal of acceptance. No. 1 formula recommended by orthodontists.