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Appendix D: Dietary Reference Intakes: Minerals and Elements

INTRODUCTION

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Dietary Reference Intakes (DRIs): Recommended Intakes for Individuals, Elements

Food and Nutrition Board, Institute of Medicine, National Academies

Life Stage Group

Calcium (mg/day)

Chromium (μg/day)

Copper (μg/day)

Fluoride (mg/day)

Iodine (μg/day)

Iron (mg/day)

Magnesium (mg/day)

Manganese (mg/day)

Molybdenum (μg/day)

Phosphorus (mg/day)

Selenium (μg/day)

Zinc (mg/day)

Potassium (g/day)

Sodium (g/day)

Chloride (g/day)

Infants

    0-6 mo

210*

0.2*

200*

0.01*

110*

0.27*

30*

0.003*

2*

100*

15*

2*

0.4*

0.12*

0.18*

    7-12 mo

270*

5.5*

220*

0.5*

130*

11

75*

0.6*

3*

275*

20*

3

0.7*

0.37*

0.57*

Children

    1-3 yr

500*

11*

340

0.7*

90

7

80

1.2*

17

460

20

3

3.0*

1.0*

1.5*

    4-8 yr

800*

15*

440

1*

90

10

130

1.5*

22

500

30

5

3.8*

1.2*

1.9*

Males

    9-13 yr

1300*

25*

700

2*

120

8

240

1.9*

34

1250

40

8

4.5*

1.5*

2.3*

    14-18 yr

1300*

35*

890

3*

150

11

410

2.2*

43

1250

55

11

4.7*

1.5*

2.3*

    19-30 yr

1000*

35*

900

4*

150

8

400

2.3*

45

700

55

11

4.7*

1.5*

2.3*

    31-50 yr

1000*

35*

900

4*

150

8

420

2.3

45

700

55

11

4.7*

1.5*

2.3*

    51-70 yr

1200*

30*

900

4*

150

8

420

2.3*

45

700

55

11

4.7*

1.3*

2.0*

    >70 yr

1200*

30*

900

4*

150

8

420

2.3*

45

700

55

11

4.7*

1.2*

1.8*

Females

    9-13 yr

1300*

21*

700

2*

120

8

240

1.6*

34

1250

40

8

4.5*

1.5*

2.3*

    14-18 yr

1300*

24*

890

3*

150

15

360

1.6*

43

1250

55

9

4.7*

1.5*

2.3*

    19-30 yr

1000*

25*

900

3*

150

18

310

1.8*

45

700

55

8

4.7*

1.5*

2.3*

    31-50 yr

1000*

25*

900

3*

150

18

320

1.8*

45

700

55

8

4.7*

1.5*

2.3*

    51-70 yr

1200*

20*

900

3*

150

8

320

1.8*

45

700

55

8

4.7*

1.3*

2.0*

    >70 yr

1200*

20*

900

3*

150

8

320

1.8*

45

700

55

8

4.7*

1.2*

1.8*

Pregnancy

    14-18 yr

1300*

29*

1000

3*

220

27

400

2.0*

50

1250

60

12

4.7*

1.5*

2.3*

    19-30 yr

1000*

30*

1000

3*

220

27

350

2.0*

50

700

60

11

4.7*

1.5*

2.3*

    31-50 yr

1000*

30*

1000

3*

220

27

360

2.0*

50

700

60

11

4.7*

1.5*

2.3*

Lactation

    14-18 yr

1300*

44*

1300

3*

290

10

360

2.6*

50

1250

70

13

5.1*

1.5*

2.3*

    19-30 yr

1000*

45*

1300

3*

290

9

310

2.6*

50

700

70

12

5.1*

1.5*

2.3*

    31-50 yr

1000*

45*

1300

3*

290

9

320

2.6*

50

700

70

12

5.1*

1.5*

2.3*

NOTE: This table presents Recommended Dietary Allowances (RDAs) in bold type and Adequate Intakes (AIs) in ordinary type followed by an asterisk (*). RDAs and AIs may both be used as goals for individual intake. RDAs are set to meet the needs of almost all (97%-98%) individuals in a group. For ...

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