I, different places of origin:
Purple rice: Hunan, Shaanxi, Sichuan, Guizhou, Yunnan;
Black rice: Shaanxi, Guizhou, Hunan.
Two, different nutrients:
The main ingredients of purple rice are lysine, tryptophan, vitamin B1, vitamin B2, folic acid, protein, fat and other nutrients, as well as iron, zinc, calcium, phosphorus and other minerals needed by the human body.
Black rice is rich in protein, carbohydrates, B vitamins, vitamin E, calcium, phosphorus, potassium, magnesium, iron, zinc and other nutrients.
Three, the role of different:
Purple rice: purple rice, taste very fragrant, and glutinous, folk as a tonic, purple glutinous rice or "medicine Valley" said. Purple rice porridge made of fragrant oil, soft and tasty, because it contains rich nutrients, has a very good tonic effect, so it is known as "blood rice", "longevity rice".
Black rice: black rice contains more dietary fiber, starch digestion is slower, the glycemic index is only 55 (white rice is 87), so eating black rice will not cause dramatic fluctuations in blood sugar like eating white rice.
Expanded Information:
Black rice and purple rice are both very popular. p>Both black rice and purple rice are rich in dietary fiber. We know that dietary fiber can reduce the level of cholesterol in the blood, and in this way, it can prevent heart disease caused by coronary atherosclerosis.
Black rice also has a lot of efficacy, strengthening the spleen and nourishing yin, replenishing the kidney and qi, on the loss of appetite and spleen deficiency has a very good therapeutic effect. Black rice is high in protein and starch, and rich in trace elements, like iron, calcium, zinc and selenium.
Purple rice is alkaline food, the normal human body's internal environment is weakly alkaline, and usually eaten rice is acidic, so it can effectively balance the acid-base balance in the human body. Make the human body internal environment to maintain a weak alkaline, had a strong our physique, enhance immunity.
Baidu Encyclopedia - Purple Rice
Baidu Encyclopedia - ? Black Rice