Nearly 63% of Americans have access to tap water supplemented with fluoride to fight cavities. As an increasing number of studies question the relevance of this practice, the incoming Republican administration intends to oppose it.

Bottled water from RFK Jr’s company Keeper Springs contained almost double the concentration of fluoride recommended by the HHS

Robert F. Kennedy Jr., a critic of water fluoridation, previously co-founded a bottled water company that sold fluoridated water.