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Fluoride
Fluoride
Low concern
CDC names community water fluoridation a top public-health achievement of the 20th century. Excessive intake during tooth development can cause dental fluorosis.
Found in
16 products
What it is
Anion (F-) of the element fluorine; added to water and dental products for caries prevention.
Mineral nutrient; dental-caries prevention agent in water and toothpaste.
Why it's flagged
- Dental fluorosis at high intakes during childhood
- Skeletal fluorosis at chronically very high doses
What regulators actually say
"Drinking fluoridated water keeps teeth strong and reduces cavities (also called tooth decay) by about 25% in children and adults."
Regulatory status
United States — FDA
Regulated in bottled water (21 CFR 165.110); permitted dental-care use
European Union — EFSA
EFSA AI established for fluoride
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