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CALCIUM: AN ESSENTIAL NUTRIENT AND TOXIN
Current public health concerns with calcium deficiencies in the US:
90% adult women
88% teenage girls
73% adult men
68% teenage boys
(USDA Continuing Survey of Food Intake by Individuals, 1994-1996)
Dietary Reference Intakes
|
Life Stage Group |
Calcium DRI (mg/day) |
1-3 years |
500 |
4-8 years |
800 |
9-18 years |
1,300 |
19-50 years |
1,000 |
51+ years |
1,200 |
pregnancy (<19 years) |
1,000 |
pregnancy (19-50 years) |
1,300 |
lactation (<19 years) |
1,300 |
lactation (19-50 years) |
1,000 |
(National Academy of Sciences, Food and Nutrition Board, 1997)
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