Yes, fluoride is a neurotoxin. Of all the ways in which fluoride toxicity affects the body, its effects on the brain are particularly nasty. Fluoride’s side effects on the brain are highlighted particularly well in a study conducted by the National Toxicology Program (NTP) in America, which found that children exposed to fluoride in drinking water at levels that are currently considered safe (0.7 mg/L) had lower IQ scores than children not exposed to fluoride.

Let that sink in; such are the neurotoxic effects of fluoride that it lowers IQ, alters brain chemistry and impairs cognitive function. The report ultimately concluded that ...