1, soybean, also known as soybean, is rich in nutrients. Protein content is generally 35 ~ 40%. Fat content is also very rich.

The protein content of 1 kg soybean is equivalent to that of 2 kg lean meat or 3 kg eggs or 12 kg milk, so soybean has the reputation of "plant meat" and "green dairy cow".

The collocation composition of protein is close to the needs of human body, and it belongs to complete protein, in which lysine content is more. When mixed with cereals lacking lysine, it can play a complementary role to protein.

2. The fat content is15 ~ 20%, and most of them are unsaturated fatty acids, including oleic acid (32 ~ 36%), linoleic acid (51.7 ~ 57.0%), linolenic acid (2 ~10%) and 1.64%.

Because soybeans are rich in unsaturated fatty acids. Therefore, it is recommended by nutritionists as an ideal food for preventing and treating coronary heart disease, hypertension and atherosclerosis.