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Study Finds Fluoride May Boost Children's Cognitive Health

11/21/2025

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Summary

Story summary

A Science Advances study finds fluoride at recommended levels does not harm cognitive health in children.
The study suggests potential modest cognitive benefits from fluoride exposure.
John Robert Warren of the University of Minnesota led the study that used a nationally representative sample.
The findings contrast with Health Secretary Robert F. Kennedy Jr. and President Donald Trump’s administration claims that fluoride lowers IQ, and critics call for more research.

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Story summary

A Science Advances study finds fluoride at recommended levels does not harm cognitive health in children.
The study suggests potential modest cognitive benefits from fluoride exposure.
John Robert Warren of the University of Minnesota led the study that used a nationally representative sample.
The findings contrast with Health Secretary Robert F. Kennedy Jr. and President Donald Trump’s administration claims that fluoride lowers IQ, and critics call for more research.