Foods Highest in Fluoride
561 foods ranked by Fluoride per 100 g.
These are the foods highest in Fluoride, ranked by the amount per 100 g of the edible portion. Fluoride is a trace mineral best known for strengthening tooth enamel and preventing cavities. It becomes part of the enamel and helps it resist the acid that causes decay. Most dietary fluoride comes from fluoridated water and tea rather than from solid foods.
Read the full Fluoride guideValues per 100 g.
Fluoridated tap water, brewed tea, seafood and some fluoride-rich produce. Amounts are per 100 g of the edible portion; your serving may differ.
Fluoride — frequently asked questions
What foods are highest in Fluoride?
Per 100 g, some of the richest sources are Tea, instant, sweetened with sugar, lemon-flavored, without added ascorbic acid, powder, Tea, black, brewed, prepared with tap water, Tea, instant, unsweetened, powder, prepared, Tea, black, brewed, prepared with tap water, decaffeinated and Raisins, seedless. See the full ranking above.
How much Fluoride do I need a day?
There is no FDA Daily Value. Adequate Intake is about 3 mg per day for women and 4 mg for men, much of it from fluoridated water.
What does Fluoride do?
Fluoride is a trace mineral best known for strengthening tooth enamel and preventing cavities. It becomes part of the enamel and helps it resist the acid that causes decay. Most dietary fluoride comes from fluoridated water and tea rather than from solid foods.
Can you have too much Fluoride?
Excess fluoride while teeth are forming can cause dental fluorosis — usually harmless white mottling on the teeth. Very high chronic intakes can affect bone.