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Iron

 The total content of iron in an adult body is 3-5 g. About 70% of this occurs in the erythrocytes of blood as a constituent of hemoglobin. At least 5% of body iron is present in myoglobin of muscle. 

Sources 

  • Rich sources — Organ meats (liver, heart, kidney). 
  • Good sources — Leafy vegetables, pulses, cereals, fish, apples, dried fruits, molasses. 
  • Poor sources — Milk, wheat, polished rice. 

Deficiencies

Iron deficiency anemia : 

  • This is the most prevalent nutritional disord worldover.Several factors may contribute to iron deficiency anemia. These include inadequate intake or defective absorption of iron, chronic blood lossrepeated pregnancies and hookworm infections. 


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