Fluoride & IQ: Until recently, concerns were rarely raised

August 26th, 2024 Facts about Fluoride, Fluoride and Public Health, Fluoride in the News

Updated September 23, 2025.  Thanks to fluoride in water, America has been preventing tooth decay for over 80 years. Fluoridation is effective, safe and benefits everyone regardless of age or income. About 3 out of 4 people in U.S. communities enjoy fluoridated water. So, until recently, concerns about fluoride and IQ were rare. Studies conducted […]


Maternal Urinary Fluoride: Not a Valid Measure for Study’s Conclusion

May 21st, 2024 Facts about Fluoride, Fluoride and Public Health, Fluoride Dangers, Fluoride in the News

A new study in JAMA Network Open (Malin, et al.) claims to have found an association between maternal urinary fluoride (MUF) levels and later deficiencies in children’s executive function. This study used urine “spot samples” to measure a pregnant woman’s overall exposure to fluoride. Why Spot Samples Are Not Valid for this Study Experts in […]


Claim About Fluoride As a Neurotoxin Fails to Survive Peer Review

February 26th, 2021 Facts about Fluoride, Fluoride and Public Health, Fluoride in the News

claims; fluoride; fails

Following its peer review of a draft research report, the National Academies of Sciences, Engineering and Medicine (NASEM) rejected the report’s claim that fluoride is a neurotoxin. The review issued on February 9, 2021 marked the second time in two years that NASEM found insufficient evidence to justify this claim. The monograph that NASEM reviewed […]


AAP continues to recommend fluoride following new study on maternal intake and child IQ

August 19th, 2019 Facts about Fluoride, Fluoride and Public Health, Fluoride in the News

A new study published by JAMA Pediatrics on August 19, 2019, “Association Between Maternal Fluoride Exposure During Pregnancy and IQ Scores in Offspring in Canada”, found maternal exposure to higher levels of fluoride during pregnancy was associated with lower IQ scores in children aged 3 to 4 years. The study authors concluded that the findings […]