Recommended daily allowance

Data for the daily recommended amounts of fluoride were given in 1997. in the United States. The basis for the calculation of these values is taken from the amount of fluoride that prevents the formation of tooth decay and does not cause fluorosis.

The recommended and maximum daily intake of fluoride

Age Recommended daily amount
maximum daily amount
Male 3,8 10
Women 3,1 10
(6-12 months)
0,5 0,9
(4-8 years)
1,1 2,2
(9-13 years)
2,0 10

In developed countries, fluoride is added to drinking water at a concentration of 1 ppm (parts per million). In this way it is intaked about 1-2 mg of fluoride per day.