Public water systems in Mexico are not fluoridated. Instead, salt is fluoridated to prevent tooth decay.Photo by Dubravko Sorić

Fluoride in the urine of pregnant women shows a correlation with lower measures of intelligence in their children, according to a team of international researchers working in Mexico. However, the ADA and the American Fluoridation Society (AFS) caution consumers against reading the results as a reason to avoid community fluoridation efforts.

“Our study shows that the growing fetal nervous system may be adversely affected by higher levels of fluoride exposure,” said Howard Hu, MD, MS, ScD, principal investigator and professor of environmental health, epidemiology, and global health at the Dalla Lana School of Public Health at the University of Toronto. “It also suggests that the prenatal nervous system may be more sensitive to fluoride compared to that of school-aged children.”

Read more via Fluoride Linked With Lower Intelligence in Children | Dentistry Today

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