The benefits of eating oranges: oranges are rich in nutrients, especially rich in vitamin C, and good taste, in every 100 grams of orange pulp, containing protein 0.9 grams, 0.1 grams of fat, 12.8 grams of carbohydrates, 0.4 grams of crude fiber, 56 milligrams of calcium, 15 milligrams of phosphorus, 0.2 milligrams of iron, 0.55 milligrams of carotene, vitamin B0.08 milligrams of vitamin B2, 0.3 milligrams of niacin, 0.3 milligrams of vitamin C 34 milligrams as well as orange peel glycosides citric acid, apple, apple, and vitamin B2. 0.3 mg, niacin 0.3 mg, vitamin C 34 mg and orange peel glycosides, citric acid, malic acid, citric acid and other nutrients. Chinese medicine believes that tangerines are warm, easy to eat fire, there will be mouth sores, dry mouth, dry and sore throat, constipation and other symptoms. Because the orange pulp contains certain organic acids, in order to avoid its stimulation of the gastric mucosa and cause discomfort, therefore, it is best not to eat oranges on an empty stomach. Often drink orange water, can beauty, make the flesh skin thin. It is also able to enhance their immunity. The bad side: oranges also contain a large amount of carotene, if you eat too much at one time or too much continuous intake in the near future, the high concentration of carotene in the blood will lead to yellowing of the skin. At this time, in addition to drinking more water, temporarily do not eat orange fruit, should also limit the intake of carotene-rich foods, about 1 month or so, the color of the skin will return to normal.