Abstract: Finger millet, containing rich nutrient such as dietary fiber, polyphenols, minerals and sulfur-containing amino acids is a kind of important crop in the world.There are various functions of finger millet, such as antioxidant and anti-aging, anticancer, prevention of diabetes, heart protection and antihyperlipemia. In foreign countries, finger millet is processed into malt powder and fermented food, in addition to flour, bread, balls and other traditional food. However, there are very few researches and products of finger millet in China. It seriously restricts the development of Chinese industry of finger millet. This article reviews the nutrient composition, physiological function and processing of finger millet, in order to provide references to our country's producers and researchers about finger millet.