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Table 5 Calcium, iron and zinc content of staple and relish and contribution to recommended intakes

From: Feeding practices and nutrient content of complementary meals in rural central Tanzania: implications for dietary adequacy and nutritional status

Meal type

Calcium

Iron

Zinc

Calcium

Iron

Zinc

[mg/100 g dry weight]

mg/portion

% RNIc

mg/portion

% RNI

mg/portion

% RNI

Staple

Whole maize ugali

11.40 ± 0.62

2.04 ± 0.10

0.97 ± 0.02

4.70

1.2

0.84

9.0

0.40

9.8

Dehulled maize stiff ugali

8.70 ± 0.47

0.82 ± 0.04

0.87 ± 0.02

3.98

1.0

0.38

4.0

0.40

9.7

Dehulled and soaked maize ugali

8.70 ± 0.47

ND

0.62 ± 0.01

3.82

1.0

NA

NA

0.27

6.6

Whole sorghum ugali

10.50 ± 0.57

3.230 ± 0.16

0.60 ± 0.01

3.85

1.0

1.18

12.7

0.22

5.4

White rice cooked

19.10 ± 1.03

ND

0.33 ± 0.01

7.25

1.8

NA

NA

0.13

3.1

Relish and ingredients

Beef, Tomatoes, Onions, Oil, Salt

191.70 ± 10.35

7.39 ± 0.36

1.61 ± 0.03

53.75

13.4

2.07

22.3

0.45

11.0

Dried fish, Tomatoes, Onions, Oil, Salt

178.00 ± 9.61

3.01 ± 0.15

0.11 ± 0.00

61.56

15.4

1.04

11.2

0.04

0.9

Dried sardines, Tomatoes, Onions, Oil, Salt

114.40 ± 6.18

2.93 ± 0.14

0.17 ± 0.00

34.36

8.6

0.88

9.5

0.05

1.2

Fermented cow’s milk

216.80 ± 11.71

0.08 ± 0.00

Trace

35.12

8.8

0.01

0.1

NA

NA

Beans, Tomatoes, Onions, Oil, Salt

80.40 ± 4.34

1.78 ± 0.09

0.20 ± 0.00

20.61

5.2

0.46

4.9

0.05

1.2

Bean, Onions, Oil, Salt relish

70.70 ± 3.82

1.75 ± 0.09

0.08 ± 0.00

14.96

3.7

0.37

4.0

0.02

0.4

Chinese cabbage, Tomatoes, Onions, Oil, Salt

125.30 ± 6.77

7.24 ± 0.35

0.14 ± 0.00

19.05

4.8

1.10

11.8

0.02

0.5

Sweet potato leaves, Tomatoes, Onions, Oil, Salt

106.80 ± 5.77

7.59 ± 0.37

0.06 ± 0.00

10.11

2.5

0.72

7.7

0.01

0.1

Fresh cowpea leaves, Tomatoes, Onions, Oil, Salt

103.90 ± 5.61

5.79 ± 0.28

Trace

16.64

4.2

0.93

10.0

NA

NA

Dried cowpea leaves, Tomatoes, Onions, Oil, Salt

164.90 ± 8.91

4.22 ± 0.21

Trace

20.58

5.1

0.53

5.7

NA

NA

Pumpkin leaves, Tomatoes, Onions, Oil, Salt

141.50 ± 7.64

7.04 ± 0.35

0.07 ± 0.00

19.26

4.8

0.96

10.3

0.01

0.2

Dried jute mallow leaves, Ground nuts, Salt

81.10 ± 4.38

15.11 ± 0.74

0.10 ± 0.00

11.12

2.8

2.07

22.3

0.01

0.3

Dried jute mallow leaves, Salt

136.20 ± 7.36

17.02 ± 0.83

Trace

10.55

2.6

1.32

14.2

NA

NA

Kale leaves, Tomatoes, Onions, Oil, Salt

97.80 ± 5.28

2.75 ± 0.13

0.07 ± 0.00

11.95

3.0

0.34

3.6

0.01

0.2

  1. a Proportion of the WHO/FAO (2004) requirements for iron (9.3 mg/day, medium bioavailability), zinc (4.1 mg/day, moderate bioavailability) and calcium (400 mg/day) for 6–11 month-old infants
  2. Data are expressed as mean ± SD on a dry-weight basis
  3. ND not detected. Trace-values less than 0.06 mg/100 g dry weight
  4. NA not applicable because mineral levels were either not detected or values were trace (less than 0.06 mg/100 g dry weight)