80 l © 2025 American Dental Association
Section 2: Safety
Thyroid problems (goiter and obesity due to hypothyroidism)
Tooth decay
Fact
As discussed throughout this monograph, the best available scientific evidence consistently has
indicated that fluoridation of community water supplies is safe and effective. The possibility of any
adverse health effects from continuous low-level consumption of fluoride has been and continues to
be studied extensively. Of the thousands of credible scientific studies on fluoridation, none has shown
health problems associated with the consumption of optimally fluoridated water.
Of the thousands of credible scientific studies on fluoridation, none has shown
health problems associated with the consumption of optimally fluoridated water.
Section 2: Safety
Thyroid problems (goiter and obesity due to hypothyroidism)
Tooth decay
Fact
As discussed throughout this monograph, the best available scientific evidence consistently has
indicated that fluoridation of community water supplies is safe and effective. The possibility of any
adverse health effects from continuous low-level consumption of fluoride has been and continues to
be studied extensively. Of the thousands of credible scientific studies on fluoridation, none has shown
health problems associated with the consumption of optimally fluoridated water.
Of the thousands of credible scientific studies on fluoridation, none has shown
health problems associated with the consumption of optimally fluoridated water.
