* Tooth Friendly Xylitol Formula * All-Natural Xylitol * Tartar Control Formula * Dental Defense System Healthy, Clean and White Teeth Spry toothpaste moisturizes and packs as invigorating natural cinnamon flavor. Spry leaves teeth feeling extra smooth and clean, and your breath cinna-fresh! 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.