Our most advanced prescription-strength toothpaste, Colgate PreviDent 5000ppm Booster Plus (1.1% sodium fluoride) has an enhanced Fluoride Delivery System* and delivers better remineralization in 10 days than Vanish** and equal remineralization in 20 days^+ versus leading competitors. PreviDent is the ideal fluoride therapy for patients with high caries risk, orthodontic decalcification and crown & bridge work.