Because the five colors enter the five internal organs and black enters the kidney, black rice has a good kidney-tonifying effect, which can be used to improve the energy loss caused by kidney deficiency and so on. In addition, black rice is rich in vitamins, minerals and various trace elements, which can play a certain antioxidant role, thus achieving the purpose of beauty beauty and anti-aging. Drinking black rice tea regularly can also improve people's resistance, promote blood circulation, improve metabolism and achieve the purpose of anti-cancer. Some diabetics and cardiovascular patients can take black rice as part of their diet.