Black soybean milk is just an ordinary drink, does not have any special effects, but has a certain nutritional value, can provide the body with the protein contained in the nutrients. Black soybean milk is black beans with water soaked up after grinding, filtering, boiling made of drinks, taste sweet and thick, rich in nutrients. 100 grams of black soybean milk contains 31 calories, of which 1.2 grams of carbohydrates, 3 grams of protein, 1.6 grams of fat. However, black soybean milk is rich in anthocyanins and vitamin B, vitamin E, etc., can provide the body with the required nutrients; and rich in plant sterols, to a certain extent, can inhibit the body to absorb cholesterol, which is beneficial to the human body. It should be noted that moderate consumption of black soybean milk, especially those with indigestion, can easily lead to protein indigestion, gastrointestinal flatulence, abdominal pain and other symptoms appear or aggravate. Those who are allergic to soybeans should not drink black soybean milk.