Nuby Infant Training Clear Toothpaste is formulated to be All Natural with a Fruit Flavor. Safe if swallowed when used as directed, Nuby Toddler Training Clear Toothpaste is All Natural and Fluoride Free. When using Nuby All Natural Toddler Training Clear Toothpaste, you can be confident that your child is not being exposed to harmful chemicals. Nubys toothbrush promotes the early development of good dental hygiene. The handle and bristles are designed especially with a child in mind. The super soft bristles are specially designed for tender gums and new teeth.