Health benefits of soluble fiber are due to metabolism of nutrients through the bloodstream Lowers blood cholesterol in some people, particularly when eaten as part of a low-fat diet. This decreases risk of heart disease. Slows digestion of all carbohydrates, thus helping to control blood sugar. This may be particularly helpful for persons with diabetes or insulin resistance. May aid in weight control because soluble fiber may interfere with fat absorption.
Starches are complex carbohydrates having slower digestion than sugars.
Grains, vegetables, and legumes are sources of complex carbohydrates, and these foods are also good sources of important nutrients as well as energy. Legumes are also good sources of protein, particularly when combined with grains. Milk, fruits, and fruit juices supply sugars and some valuable nutrients as well. Most barleys that are grown for malting in beer making are covered. The covered barley must be pearled before using it for foods.