By Deidre McPhillips, CNN

(CNN) — The US Food and Drug Administration appears poised to continue with a plan to ban prescription fluoride supplements at a time when many experts say that access to the products has become especially important.

Most US residents live in a community where fluoride is added to the public drinking water, according to federal data from 2022. But this year, Utah and Florida became the first states to ban the practice , and similar legislation has been introduced in several other states.

Fluoride is a mineral that can be found naturally in some foods and groundwater. It can help prevent tooth decay by strengthening the protective outer layer of enamel that can be worn away by acids formed by bacteria, plaque and sugars in the mouth. Adding fluoride to pu

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