When mild anemia occurs in the elderly, the cause of the disease should be clarified firstly, and treatment should be carried out according to the cause of the disease, which can be treated by medication and food supplementation in general. 1. Drug treatment: there are many causes of mild anemia, after the cause of the disease is clearly defined, the corresponding blood replenishment drugs should be used under the guidance of the doctor, such as iron deficiency anemia, you can take ferrous sulfate, ferrous succinate; megaloblastic anemia, you can supplement folic acid and vitamin B12. 2. Food supplementation: food supplementation should be carried out after the cause of the disease has been clearly defined. If it is iron deficiency anemia, it can be eaten more iron-rich foods, such as animal liver, blood products, etc. If it is megaloblastic anemia, it can be eaten more fresh vegetables and fruits containing folic acid and vitamin B12, etc. It is important to note that food supplementation is only used for the treatment of iron deficiency anemia. It should be noted that food supplementation only has a certain effect of blood replenishment and cannot replace formal treatment. When the elderly appeared minor anemia, should consult a doctor in a timely manner, after the cause of the disease to receive appropriate treatment, not blindly take drugs or rely on dietary supplements.