Efficacy and function
1, black rice has a good nourishing effect on juvenile gray hair, postpartum weakness of women, physical weakness after illness, anemia and kidney deficiency.
2. Black rice has a good therapeutic effect on the symptoms of backache, weakness of knees and weakness of limbs in the elderly.
3. Modern medicine has proved that black rice has the effects of nourishing yin and tonifying kidney, invigorating spleen and warming liver, invigorating spleen and regulating stomach, benefiting qi and promoting blood circulation, nourishing liver and improving eyesight.
4, regular consumption of black rice, is conducive to eye diseases, lung dryness and cough, constipation, adverse urination, kidney deficiency and edema, loss of appetite, spleen and stomach weakness and other symptoms.
5. Black rice can be used as medicine, especially for dizziness, anemia, white hair, soreness of waist and knees, night blindness and tinnitus. Long-term consumption can prolong life.
6. Because the nutrients contained in black rice are mostly concentrated in the black cortex, it is not suitable for finishing. . According to the research of nutrition experts, the vitality index of black rice is 7.702 1, and the food disease prevention index is 36.05, which has strong health care function.
nutritive value
Black rice is a precious rice variety, and the rice porridge cooked with black rice has a good nourishing effect, so black rice is also called "blood-enriching rice" and "longevity rice". Black rice is very nutritious. The main components of black rice are crude protein 8.5- 12.5%, crude fat 2.7-3.8%, carbohydrate 75-84% and crude ash 1.7-2%. Let's learn about the nutritional value of black rice.
1, inorganic salts such as manganese, zinc and copper in black rice are mostly higher than those in rice 1~3 times;
2. Black rice contains special ingredients such as vitamin C, chlorophyll, anthocyanin, carotene and cardiac glycoside that rice lacks. So black rice is more nutritious than ordinary rice.
3. Black rice contains protein, carbohydrates, B vitamins, vitamin E, calcium, phosphorus, potassium, magnesium, iron, zinc and other nutrients, which are rich in nutrition.
4. Black rice has many physiological functions, such as scavenging free radicals, improving iron deficiency anemia, anti-stress reaction, immune regulation and so on.
True and false identification method
1, white vinegar identification. Take some black rice, drop white vinegar on it respectively, wait for a few minutes, and it turns red, which proves that it is really black rice. Because the anthocyanins and acids on the surface of black rice will react chemically, the color similar to red wine will appear.
2. Look at the color and appearance of black rice. Generally, black rice has luster, uniform particle size, few broken rice and cracked grains, and no insects and impurities. Inferior inferior black rice has dim color, uneven particle size, poor plumpness, more broken rice, insects and caking.
3. Scrape the surface of black rice. You can hang all the surface cortex of black rice and observe the color of rice grains. If it is white, it is really black rice, otherwise it may be dyed black rice. This is because the black color of black rice is concentrated in the cortex and the endosperm is still white, so it can be identified by this method.
4. Smell the smell of black rice. Take a small amount of black rice in your hand, exhale hot air at the black rice, and then smell it immediately. High-quality black rice has normal fragrance and no other peculiar smell. Those with slight odor or musty, sour, putrid and peculiar smell are inferior and inferior black rice.