⁣You have been blatantly lied to and poisoned.
Material Safety Data Sheet [MSDS] for anyone that has doubts!
https://pubchem.ncbi.nlm.nih.gov/compound/Hexafluorosilicic-acid#section=ICSC-Number
Fluoridated toothpaste is just as bad and enters the body sublngually so toss that
Crest or Colgate (or whatever brand) and try something natural (I use Himalayan brand).
Bathing in Fluoridated water also creates exposure as water is absorbed through the skin.
Find out of your area Fluoridates: https://www.nofluoride.com/cities_rejecting.cfm