Water fluoridation Fluoridation does not affect the appearance, taste or smell of drinking water. [1] Water fluoridation is the controlled addition of fluoride to public water supplies to reduce tooth decay. …

For nearly 80 years, people in the United States have benefitted from drinking water with fluoride, leading to better dental health. Homepage for the community water fluoridation site.

Apr 9, 2025 · Water fluoridation is a public health intervention with the goal of preventing tooth decay and cavities. Fluoride is a mineral that helps strengthen developing tooth enamel in children and...

Community water fluoridation is a process that adjusts naturally occurring fluoride levels. The amount of fluoride in community drinking water has no health hazards. It’s narrowed oral health inequality by …

Find NIDCR information about water fluoridation, including how it helps prevent tooth decay, improves oral health for all ages, and reduces health disparities, with historical context and current …

Nov 27, 2025 · Fluoride is a negatively charged ion of the chemical element fluorine that is characterized by its high reactivity and ability to form stable compounds with other elements, particularly metals. …

Sep 24, 2025 · In recent years, states have enacted laws to mandate water fluoridation or repeal existing mandates, shifting decisions to local governments. This policy snapshot outlines five key …

May 28, 2025 · Safe levels of water fluoridation make a big difference in individual and community health outcomes. Share this resource with your community members to increase understanding of the …

What is water fluoridation? Water fluoridation is the process of adding fluoride to the water supply. The current recommendation for the level of fluoridation is 0.7 ppm, or 0.7 milligrams of fluoride per liter …

The ADA's top resource on fluoridation of public water supplies: scientific findings, frequently asked questions and more.