Table 3.

Daily fluoride intake requirements of the human body: optimal and acceptable.

Age	Daily Fluoride Intake Requirements of the Human Body in mg/day	Upper Acceptable Limit of Fluoride Intake in mg/day
0–6 months	0.01	0.7
6–12 months	0.5	0.9
1–3 years	0.7	1.3
4–8 years	1.0	2.2
9–13 years	2.0	2.8
14–18 years	3.0	3.6