\" \" A study released in February 2019 found that almost half of all kids are using much more toothpaste than is necessary or even good for them. Johnny Greig/Getty ImagesDo you use as much toothpaste as they do in toothpaste commercials? If so, you're probably wasting toothpaste, but for small children, the overuse of toothpaste could actually be causing some problems. The value you're getting when you buy toothpaste is fluoride. For the first time, questions about toothbrushing and toothpaste use were included in the CDC's National Health and Nutrition Examination Survey.