Barley is a cereal grain with a chewy texture and mild, nutty flavor.it’s the seed of a type of grass that grows in temperate climates throughout the world and one of the first grains to have been farmed by ancient civilizations. Barley is a cereal grain that people can use in bread, beverages, stews, and other dishes Jow Barley Benefits . As a whole grain, barley provides fiber, vitamins, and minerals. These offer various health benefits. • Rich in many beneficial nutrients. • Reduces hunger and may help you lose weight. • Insoluble and soluble fiber content improves digestion. • May prevent gallstones and reduce your risk of gallbladder surgery. • Beta-glucans may help lower cholesterol. • May reduce heart disease risk.