ACT Anticavity Fluoride Rinse is available in great tasting flavors developed just for kids! Kids love the way it tastes, and you'll love knowing that they're using a great cavity-fighting tool.Rinses are proven effective in reducing children's cavities up to 40% more than ...ACT Anticavity Fluoride Rinse is available in great tasting flavors developed just for kids! Kids love the way it tastes, and you'll love knowing that they're using a great cavity-fighting tool.Rinses are proven effective in reducing children's cavities up to 40% more than brushing with a fluoride toothpaste alone. Every ACT Anticavity Kids formula provides maximum fluoride in a convenient 1-time-a-day formula! Just 60 seconds a day and they're done! Our easy to use dosage meter puts kids in control of the experience - it's fun to use but also helps minimize the mess and gives an exact 10ml dosage every time.