RFK Jr. and Trump want fluoride out of water. What does the mineral do?

Donald Trump plans to push for the removal of fluoride from United States drinking water on his first day in office if elected, according to Robert F. Kennedy Jr.

RFK Jr. and Trump want fluoride out of water. What does the mineral do?
Donald Trump plans to push for the removal of fluoride from United States drinking water on his first day in office if elected, according to Robert F. Kennedy Jr.