Adults and children 2 years of age or older: brush teeth throughly, preferably after each meal or at least twice a day, or as directed by a dentist or physician. Instruct children under 6 years of age in good brushing and rinsing habits (to monomize swallowing). Supervise children as necessary until capable of using without supervision. Children under 6: Use a pea sized amount. Children under 2: Ask a dentist or physician.