After eating potatoes, the starch contained in them will be quickly converted into blood sugar, and potato tubers contain a lot of starch. Starch is the main energy source of edible potato. —— Generally, early-maturing potatoes contain starch 1 1% ~ 14%, middle and late-maturing potatoes contain starch 14% ~ 20%, and the tuber of high-starch varieties can reach more than 25%. Tubers also contain glucose, fructose and sucrose.
Potato protein has high nutritional value. Protein content in potato tuber is about 2%, and protein content in dried potato is 8% ~ 9%. According to the research, the protein nutritional value of potato is very high, its quality is equivalent to the protein of eggs, and it is easy to digest and absorb, which is superior to protein of other crops.
Potatoes also have the most complete vitamin content in all food crops, which is twice that of carrots, three times that of Chinese cabbage, four times that of tomatoes and four times that of apples. In particular, potatoes contain carotene and vitamin C, which are not found in cereals. The vitamin C content of potato is 10 times that of apple, and it is heat-resistant.
Extended data
Common high-calorie foods include:
1, fried fish slices
Generally, fried fish fillets are made of cod, which is rich in unsaturated fatty acids beneficial to health. All kinds of fish sticks and fillets are marked with "nutrition". When frying, a lot of salt, monosodium glutamate and saturated fat were brought in.
2, filling thick soup
Soup is very healthy, and it is cheap and easy to make. However, canned thick soup is a mixture of salt, fat, artificial additives, preservatives, and perhaps some dehydrated carrots with very low nutritional value. A can of thick soup contains sodium 1000 mg, which is about half of your daily requirement.
3. Yogurt products
Yogurt is fermented from fresh milk and is rich in protein, calcium and vitamins. Yogurt can be a good choice for those who can't enjoy milk because of lactose intolerance.
People's Network-humble high-calorie food? Be careful, the more you eat, the fatter you get.
Baidu Encyclopedia-Potato (Potato)