Purple potatoes, also called black potatoes, with purple to dark purple flesh, are now very popular in the international market. The Compendium of Materia Medica records that sweet potatoes have the effect of “replenishing deficiency, benefiting vitality, strengthening the spleen and stomach, and strengthening kidney yin”, and purple potatoes, as a derivative of sweet potatoes, have the same effect as sweet potatoes in this regard. Nutrition, in addition to sweet potatoes have the nutrients and health effects of purple potatoes, but also rich in selenium, iron and anthocyanins, in the Japanese National Vegetable Cancer Research Center announced anti-cancer vegetables in the top of the list. 1, anti-fatigue, blood, detoxification purple potato is rich in protein, 18 kinds of amino acids easily digested and absorbed by the human body, vitamin A, B, C and other 8 kinds of vitamins and phosphorus, iron and other more than 10 kinds of natural mineral elements. It is a necessary element for human body to resist fatigue and replenish blood. Like sweet potatoes, purple potatoes are also rich in fiber, which can promote detoxification, improve the environment of the digestive tract and prevent gastrointestinal diseases. 2, eat purple potatoes to lower blood pressure and not fat American Chemical Society (ACS) a new study found that eating purple potatoes every day can reduce high blood pressure, and will not get fat. The head of the study, Dr. Joe Vinson, said that many people are afraid of purple potatoes will increase weight and jeopardize health. In fact, as long as the right way to eat is good for health. If you do not fry, do not add butter, a purple potato only 110 calories, and also contains a variety of healthful nutrients. The best way to eat purple potatoes is baked or boiled with skin. 3, remove free radicals, prevention and treatment of a hundred kinds of diseases and anthocyanin is the scientific community found to be able to prevent and treat diseases, maintain human health, the most direct, effective and safe free radical scavengers. Its ability to scavenge free radicals is 20 times that of vitamin C and 50 times that of vitamin E. It has preventive and therapeutic effects on more than 100 diseases. 4, prevent thyroid disease Purple potatoes are rich in iodine, a nutrient that is critical to the normal work of the thyroid gland. Problems with the thyroid gland can lead to mood, energy supply and other conditions. Purple potatoes have high nutritional value, but in eating, need to pay attention to: 1, purple potatoes contain more carbohydrates, each time to eat the best not more than 200 grams. 2, purple potatoes do not eat on an empty stomach, easy to feel heartburn, it is recommended to eat with fat protein-rich foods, such as eggs, or with other vegetables. 3, sprouted purple potatoes have toxins. Sprouting purple potatoes, starch and sugar will be degraded for the nutrients needed for germination, the degradation process of purple potatoes will release some toxins, resulting in purple potatoes are easy to mold and rot (due to starch decomposition of the role of water increased, easy to be bad). Purple potato three nutritious eating 1, purple potato pumpkin sugar water Method: peel the pumpkin and cut the seeds into small pieces, purple potato peeled and cut into small pieces. Then the pumpkin and purple potato pieces into the soup pot, add the right amount of water, large fire after boiling to small fire stew. See pumpkin and purple potatoes cooking sticky, add a small amount of rock sugar or brown sugar until melted can be, is definitely the best warm drink this season. Effects and functions: iron master, can prevent anemia, but also can reduce the absorption of lead, improve human resistance. 2, purple potatoes and cinnamon porridge Practice: choose a purple potato, purple rice, silver fungus, a few red dates, sugar cinnamon a little. Practice is also very simple, the first purple rice washed with cool water soaked for 2 hours, jujube core, purple potato peeled and cut into small pieces. Then first pour the purple rice into the casserole with water and boil on high heat to increase the rice and purple potatoes, open the pot and turn off the fire, until the soft cook rotten sugar cinnamon and jujubes, boiled for 2 minutes. Efficacy and function: beauty and skin care, while appetizing, laxative detoxification and slimming, suitable for this season to eat. Tips: purple potatoes and purple rice are natural pigments, and because anthocyanins are soluble in water, so do not have to worry about the heavy purple, purple rice should not be excessive scrubbing, lest you lose a lot of this most important ingredient anthocyanins. 3, purple potato and silver ear soup In the morning, drink a bowl of hot purple potato and silver ear soup is indeed a very beautiful thing, you can do the first night. Fungus soaked, add water and cook on low heat for an hour, then add purple potatoes, jujubes, pear slices and rock sugar, and then stewed for half an hour can turn off the fire, sticky, very delicious.