Kohlrabi is a common food and does not have the efficacy and effect of medicine. The orange can supplement the body needs a variety of nutrients, its flesh is rich, sweet and sour taste, can promote appetite. Leafy orange is produced in the northern part of North America, is a deciduous shrub plant in the family of Rhododendron, and has the reputation of “northern red bean”. Leafy orange is rich in nutrients, such as carbohydrates, dietary fiber. Each 100 grams of small-leaf orange contains 38 calories, carbohydrates 8.8 grams, 1.1 grams of protein, 0.9 grams of dietary fiber, 0.2 grams of fat, vitamin E 0.74 milligrams, calcium 72 milligrams, potassium 124 milligrams. Regularly eat small leaf orange can supplement the nutrients needed by the human body. However, although small-leaf orange is good, but should not be eaten greedily. It is recommended to maintain a balanced and diversified diet, and should not over-consume kohlrabi.