* Anti-Cavity Formula * Helps Prevent Plaque and Tooth Decay * Tooth Friendly Xylitol Formula * New * Dental Defense System * Fights Cavities Healthy, Clean and White Teeth Spry leaves teeth feeling extra smooth and clean, and your breath cinna-fresh! Our Anti-Cavity Formula with Fluoride A natural xylitol formula with the added benefits of fluoride. Recommended by Dentists & Hygienists Xylitol is a sweetener that, unlike other sugars, does not promote the development of tooth decay, and in fact may reduce the risk of dental caries. Indications: Aids in the prevention of dental cavities.