Soybean to the body’s nutritional body now protein content and good absorption rate, rich in dietary fiber, lecithin and other nutrients. Every 100 grams of soybeans contain 390 calories, 34.2 grams of carbohydrates, 35 grams of protein, 16 grams of fat, fiber 15.5. Soybeans are rich in protein amino acids, its components and animal proteins are similar, and close to the amino acid ratio required by the human body, easy to be digested and absorbed by the body. Soybeans are rich in dietary fiber, often eat soybeans can accelerate the speed of intestinal peristalsis, promote food digestion and absorption, constipation patients can eat in moderation. Soybeans are also rich in phospholipids, fat is mostly unsaturated fatty acids, easier to be absorbed by the body, with phospholipids can slow down the absorption of cholesterol, cardiovascular benefits. In addition, it should be noted that patients with abdominal distension, allergic to soy food people should avoid eating soybeans.