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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)