Well, yes, anemia can cause itchy eyes. According to some researches, anemia is a common blood disorder. First, you should know that if your body can not produce enough red blood cells, it will result in anemia. When you suffer it, it can lead to some symptoms, such as itchy eyes. So you should take some measures to treat it. By the way, some factors, such as nutritional deficiency or difficulty processing iron, sudden or chronic blood loss can cause it. Because of it, it can also lead to some other symptoms. For example, it can lead to dark circles under your eyes.