Soy dietary fiber is a type of dietary fiber made from soybeans. It is a soluble fiber, meaning it dissolves in water. Soy dietary fiber is not the same as soy protein or soybean oil. Soy dietary fiber can be used as a food additive or supplement. It is often added to processed foods, such as cereal, bread, and pasta. Soy dietary fiber is also available in powder form. Soy dietary fiber has a number of health benefits. It can help lower cholesterol and blood sugar levels, and it may also help with weight loss. Soy dietary fiber is a good source of antioxidants and phytochemicals. If you are looking for a way to increase your dietary fiber intake, consider adding soy dietary fiber to your diet.