Zinc and other nutrient elements, rich in nutrition; It has many physiological functions, such as scavenging free radicals, improving iron deficiency anemia, anti-stress reaction, immune regulation and so on. Chinese medicine believes that eating more black rice has the functions of appetizing and invigorating the spleen, warming the liver and improving eyesight, promoting blood circulation and dredging menstruation, and replenishing essence, and has a good nourishing effect on adolescent gray hair, women's postpartum physical weakness, physical weakness after illness, anemia and kidney deficiency. Regular consumption of black rice is conducive to the prevention and treatment of dizziness, anemia, gray hair, eye diseases, and soreness of the waist and knees.