Soybean is the "king of beans". It contains very much protein and rich lecithin, vitamin A, B1, B2, vitamin E, niacin, choline and calcium, phosphorus, iron and other minerals. Saponins in soybean can be combined with fat in the body, thus slowing down the aging of the organism. Phospholipids in soybeans can remove cholesterol attached to the walls of blood vessels to maintain the elasticity of blood vessels, and can prevent the liver from accumulating excessive fat. Soybean also contains a substance called pancreatic enzyme inhibition, diabetes has a certain effect.

Soybeans can also be made into soybean sprouts, tofu, bean curd, and other soy products. Soybeans into soybean sprouts, many of the original nutrients are greatly increased. Such as vitamin B2 increased 2 to 4 times, carotene increased 2 to 3 times, vitamin B12 can increase more than 10 times. And added a lot of vitamin C. More ideal is soybean sprouts do not contain cholesterol, soybean sprouts in the chlorophyll, can prevent and control rectal cancer, and some other cancerous tumors also have a certain preventive effect.

The soybean made of tofu, nutritional value is very high. Contains a variety of nutrients needed by the human body. In particular, the tofu protein contains eight essential amino acids that the human body can not synthesize, the human digestibility up to 92% to 96%. Is a kind of both rich in nutrition and easy to digest food. Children's development and fitness in old age have a good role in promoting.