Iron and Vitamin A in School Children

Inclusion Criteria: * One or both their parents signed informed consent form; * Their parents planned to stay during the period of the study (for the full academic year) in the kebele; and * They accept of the intervention package including blood draw and home visits. School children with severe anemia (Hb concentration \<80 g/L) will be treated by conventional protocol for three months at nearby health centres. After reassessing their haemoglobin concentrations, they can be assigned to their intervention groups if they become eligible as described above. Exclusion Criteria: * Chronically ill children like diagnosed diabetic and asthma * Severely under nourished children (defined as body mass index z-score \<-3 standard deviations of the median WHO reference population) * Those who are treated for tuberculosis or suspected to have tuberculosis * Children with diagnosed haemoglobinopathy (sickle cell and thalassemias) * Children with night blindness