According to the analysis of scientists, its protein content is more than 7 times that of rice; The content of carotene is 3.5 times that of carrot; The content of vitamin A is 100 times that of potato. The contents of sugar, calcium, vitamin B 1 and vitamin B2 are higher than those of rice and flour. The edible part of each100g fresh potato block contains 29.5g of carbohydrate, 0.2g of fat, 20g of phosphorus, 0.8g of calcium18g and 0.4g of iron.
These substances play an important role in promoting the activity of human brain cells and secreting hormones, enhancing human disease resistance, improving immune function and delaying mental decline and aging. The Japanese Ministry of Health has listed them as important foods for dietotherapy.
Extended data
Taboos for eating sweet potatoes:
1, the amount of sweet potato should be less than 3 Liang at a time, because sweet potato is easy to produce a lot of carbon dioxide gas in the gastrointestinal tract. Eating too much will make people feel bloating and burping. And it is best not to eat too much on an empty stomach. When eating on an empty stomach, it is easy to stimulate gastric acid secretion and easily cause abdominal discomfort. ?
2. Reduce the amount of staple food after eating sweet potato, because sweet potato is rich in starch and high in calories, which can be used to partially replace staple food to play its health care role. Thirdly, people with gastric ulcer, chronic gastritis, acidity and poor gastric motility should eat less, so as not to aggravate the condition. ?
3, if you are worried about eating sweet potato bloating, you can cook porridge with rice or glutinous rice, which can effectively relieve discomfort. ?
Baidu encyclopedia-sweet potato
People's Network-Don't make three taboos when eating sweet potatoes. Remember these four points before eating sweet potatoes.