Monasus color is a kind of natural pigment made from rice and soybean as the main raw materials by method of submerged fermentation and special extraction. It is one of the edible red coloring material characteried by high color-value, unadulterated tint, stable toward light and heat, wide pH range of use, good solubility in both water and alcohol, nonoxic, convenient and easy to use. It can be widely used in food industry and others. Monascus color is an excellent natural substitute for synthetic pigment is in conformity with the national standard numbered GB 15961-1995.