united_statesDietary Reference Intakes for Phosphorus in United States

Men

Age AI RDA UL
0 - 6 months 100 mg - -
7 - 12 months 275 mg - -
1 - 3 years - 460 mg 3000 mg
4 - 8 years - 500 mg 3000 mg
9 - 13 years - 1250 mg 4000 mg
14 - 18 years - 1250 mg 4000 mg
19 - 30 years - 700 mg 4000 mg
31 - 50 years - 700 mg 4000 mg
51 - 70 years - 700 mg 4000 mg
70 years and abobe - 700 mg 3000 mg

Women

Age AI RDA UL
0 - 6 months 100 mg - -
7 - 12 months 275 mg - -
1 - 3 years - 460 mg 3000 mg
4 - 8 years - 500 mg 3000 mg
9 - 13 years - 1250 mg 4000 mg
14 - 18 years - 1250 mg 4000 mg
19 - 30 years - 700 mg 4000 mg
31 - 50 years - 700 mg 4000 mg
51 - 70 years - 700 mg 4000 mg
70 years and abobe - 700 mg 3000 mg

Pregnant Women

Age AI RDA UL
14 - 18 years - 1250 mg 3500 mg
19 - 30 years - 700 mg 3500 mg
31 - 50 years - 700 mg 3500 mg

Lactating Women

Age AI RDA UL
14 - 18 years - 1250 mg 4000 mg
19 - 30 years - 700 mg 4000 mg
31 - 50 years - 700 mg 4000 mg


Source: Dietary Reference Intakes (DRIs): Recommended Intakes for Individuals, Food and Nutrition Board, Institute of Medicine, National Academies, 2004, retrieved 2009