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Phosphorus

Mineral: phosphorus

Daily Value: 1,000 mg

Hazardous level: high levels deplete calcium and may contribute to osteoporosis, especially

from high consumption of soft drinks containing phosphoric acid (uncertain what maximum safe

level is)

Average intake in US diet: 1,500 mg

Function: an essential component of bone and tooth mineral, where it occurs in the mass ratio

of 1 phosphorus to 2 calcium. Part of ATP; important for energy metabolism

DOSAGE RATIONALE: 75 mcg x 150% minus daily minimum intake

KEY NOTES AND REFERENCES:

Food and Nutrition Board, "Calcium and Related Nutrients: Overview and Methods", Nutrition

Reviews 55: 335-341 (1997)

Table 1 gives intakes by percentile for all age groups including 70+ for calcium, phosphorus, and

magnesium. Table 2 gives %age supplement users