Barley, being a whole grain, is highly nutritious. It is an excellent source of isoluble fibre and protein. It is cholesterol-free and is very low in fat. Vitamins B1 & B3, and minerals such as iron, copper, phosphorous, zinc, magnesium and selenium are also present. It reduces the risk of certain types of cancer such as colon cancer, and helps prevent heart disease. It helps battle type 2 diabetes as it aids the regualation of blood sugar. Weight-wahtchers can benefit from barley as it aids metabolism and provides a considerable amount of roughage.