It is rich in dietary fiber, vitamins, minerals, amino acids and other nutritional elements, which can assist in lowering blood lipids and dissipating fat, and has a certain role in improving gastrointestinal function, reducing the incidence of diabetes and controlling obesity. Therefore, it can be consumed in moderation under normal circumstances. However, brown rice contains inorganic arsenic, the content of which is slightly higher than that of refined rice, a semi-metallic element that is widely present and harmful to humans, so brown rice should not be consumed in excess for a long time. In addition, gastrointestinal disorders, suffering from kidney disease is not recommended to eat. 1, gastrointestinal diseases: brown rice is coarse, not easy to digest, poor digestive function, such as suffering from gastritis, gastric ulcer, duodenal ulcer, enteritis and other diseases are not recommended to eat, otherwise it will increase the burden on the intestinal tract, is not conducive to disease recovery; 2, kidney disease: brown rice contains high phosphorus, may affect the metabolic function of the kidneys. Therefore, it is not recommended for people suffering from nephritis, nephrotic syndrome or chronic renal insufficiency. It is recommended that in daily life, brown rice can be soaked in water, or made into brown rice and green bean porridge, cooked completely and soft, can reduce the burden of digestion of the gastrointestinal tract, but also with fine grains to eat.