Soybean powder is a type of food that is made from soybeans. It is often used as a protein supplement and can be found in many different forms, including bars, shakes, and powders. Soybean powder is a good source of protein, fiber, and other nutrients, and can help to boost the overall nutritional content of your diet. It is also a low-calorie food, making it a good choice for people who are trying to lose weight.