Treatment and Prevention of Anemia With Ferrous Sulfate Plus Folic Acid in Children in Goiania - Goias, Brazil

Iron deficiency anemia is the most common nutritional problem in the world. The objectives of this study are: * to evaluate the prevalence of anemia in children from 6 to 24 months of age and the therapeutic and prophylactic response to ferrous sulfate plus folic acid on hemoglobin levels. * to compare the effect of folic acid supplementation with ferrous sulfate on the linear and weight growth of anemic and non-anemic Study hypothesis: * The ferrous sulfate plus folic acid can improve the response on hemoglobin levels. * The folic acid supplementation with ferrous sulfate have effect on the linear and weight growth of anemic and non-anemic.