Childbirth Homepage TABLES: 3-1, 3-2, 3-3a, 3-3b, 3-4, 3-5
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TABLE 3-1: 
Daily Dietary Allowances of Nonpregnant, Lactating and Pregnant Women1
Nonpregnant2(years of age)
Lactating (months)
15-18 19-24 25-50 51+ 1 Pregnant 1-6 7-12

Protein (g)
44
46
50
50
60
65
62
Vitamin A (m g RE)3
800
800
800
800
800
1300
1200
Vitamin D (m g)3
10
10
5
5
10
10
10
Vitamin E (mg a-TE)3
8
8
8
8
10
12
11
Vitamin K (m g)
55
60
65
65
65
65
65
Vitamin C (mg)
60
60
60
60
70
95
90
Thiamin (mg)
1.1
1.1
1.1
1.0
1.5
1.6
1.6
Riboflavin (mg)
1.3
1.3
1.3
1.2
1.6
1.8
1.7
Niacin (mg NE)3
15
15
15
13
17
20
20
Vitamin B6 (Mg)
1.5
1.6
1.6
1.6
2.2
2.1
2.1
Folate (m g)
180
180
180
180
400
280
260
Vitamin B12 (m g)
2.0
2.0
2.0
2.0
2.2
2.6
2.6
Calcium (mg)
1200
1200
800
800
1200
1200
1200
Phosphorus (mg)
1200
1200
800
800
1200
1200
1200
Magnesium (mg)
300
280
280
280
300
355
340
Iron (mg)
15
15
15
10
30
15
15
Zinc (mg)
12
12
12
12
15
19
16
Iodine (m g)
150
150
150
150
175
200
200
Selenium (m g)
50
55
55
55
65
75
75

1 From Food and Nutrition Board, 1989, Recommended dietary allowances. National Academy of Sciences--National Research Council, Washington, D.C.
2 Heights and weights: 11-14 years: weight 46 kg. (101 pounds), height 157 cm. (62 inches); 15-18 years: weight 55 kg. (120 pounds), height 163 cm. (64 inches); 19-24 years: weight 58 kg (128 pounds), height 164 cm. (65 inches); 25-50 years: weight 63 kg (138 pounds), height 163 cm. (64 inches); 51+ years: weight 65 kg (143 pounds), height 160 cm. (63 inches). These figures are based on actual medians in the USA; they are not meant to indicate ideal height:weight ratios.
3 Vitamin A is expressed as retinol equivalents; 1 m g RE = 1 m g retinol or 6 m g B(beta)-carotene. Vitamin D is expressed as cholecalciferol; 10 m g cholecalciferol = 400 IU vitamin D. Vitamin E is expressed as a(alpha)-tocopherol equivalents; 1 mg a(alpha)-TE = 1 mg d-a(alpha)-toco-
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