it will provide real dental benefits – no practice toothpaste here! Along with not containing fluoride, our Kids Toothpaste is safe to swallow. Xylitol for Cavity Prevention The key ingredient is xylitol, which occurs naturally in fruits and vegetables, and helps kill the bacteria that causes cavities. With natural strawberry flavour made from real strawberries, the pleasant taste will help motivate your kids to brush their teeth regularly.