​One word that is seemingly uttered a million times a day at our family dentistry practice serving Metuchen, NJ is fluoride. But what is it, how does it work, and why does it help us keep our teeth healthy and strong? Those are good questions, and today we want to go over the basic details about our favorite mineral! Read on to learn more about fluoride. While its chemical formula is F-, after reading this you certainly won't get an F- on your fluoride knowledge test!