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A Review of the Scientific Literature
Dr. Bill Osmunson, DDS, MPH
President, Washington Safe Water

1. “Children who live in a fluorosis area have five times higher odds of developing low IQ than those who live in a nonfluorosis area or a slight
fluorosis area.” SOURCE: Tang QQ, DuJ, Ma HH, Jiang SJ, Zhou XJ, Fluoride and children’s intelligence: a meta-analysis, Biol Trace Elem Res. 2008 Winter: 126(1-3):115-20.

Click here to read Dr. Osmunson’s full review of the literature on the neurologic risks of fluoridation.

Fluoride lowers IQ. See: