Barley flour is a flour prepared from dried and ground barley. Barley flour is used to prepare barley bread and other breads, such as flat bread and yeast breads. There are two general types of barley flour: coarse and fine. Barley is rich in vitamins, minerals and other beneficial plant compounds. It's available in many forms, ranging from hulled barley to barley grits, flakes and flour. ... Additionally, barley packs lignans, a group of antioxidants linked to a lower risk of cancer and heart disease