Sugar orange head is small, thin, good taste, popular with the public. Some families are FCL to buy; some people eat a lot of each time.Nutrition experts say that from the perspective of Chinese medicine, eating oranges proper can improve appetite. However, eat more is easy to be dry mouth, sore throat symptoms. Children eat more are likely to glossitis, periodontitis, pharyngitis, etc. So consumption should be controlled. Adults eat about 10 sugar orange a day will be able to meet the needs of vitamin C. Excessive intake of vitamin C is harmful.