Skip to main content

Table 5 Comparison of nutrient contents between the observed and optimized diets

From: Translation of nutrient recommendations into personalized optimal diets for Chinese urban lactating women by linear programming models

DRIs

Mean

Observed diets

Optimized diets

Energy (kcal/d)

2300

1836

2300

Macronutrients(AMDR)

 Carbohydrate(%)

50–60

49.56

58.74

 Fat (%)

20–30

36.35

27.45

Nutrients with RNI or AIa

 Protein (g/d)

80

74.11

104.33

 VitaminB1(mg/d)

1.50

0.96

1.51

 VitaminB2(mg/d)

1.50

1.07

2.17

 Vitamin C(mg/d)

150

86.20

251.67

 Vitamin E(μg/d)

17

23.73

26.82

 Vitamin A (μgRAE/d)

1300

520.02

1300.14

 VitaminB6(mg/d)

1.7

0.87

1.74

 Niacin(mg/d)

15

17.13

27.63

 Ca(mg/d)

1000

466.72

1004.47

 P(md/d)

720

1014.12

1652.28

 K(mg/d)

2400

1749.71

3808.69

 Mg(mg/d)

330

272.85

595.44

 Fe(mg/d)

24

21.07

32.47

 Zn(mg/d)

12

10.88

15.81

 Se(μg/d)

78

57.31

78.47

 Cu(mg/d)

1.4

1.85

3.09

 Mn(mg/d)

4.8

4.83

8.11

 Na(mg/d)

1500

4114.29

1970.26

 Fiber (g/d)

25

9.74

25.39

  1. aNutrients based on RNI include protein, calcium, phosphorus, magnesium, iron, selenium, zinc, vitamin A, vitamin B1, vitamin B2, vitamin B6, niacin, vitamin C. Nutrients based on AI include potassium, sodium, manganese, vitamin E and dietary fiber