Sweet potato nutrition:The nutritional value of sweet potatoes
Sweet potatoes, also known as sweet potatoes, sweet potatoes, sweet potatoes, etc., contain various nutrients that the human body needs. According to scientific research, eating sweet potatoes will not make people gain weight. On the contrary, sweet potatoes are also an ideal weight loss food. So, what are the nutritional values of sweet potatoes?
The nutritional value of sweet potatoes
1. Sweet potatoes contain dietary fiber, carotenoids, vitamin A, vitamin B, vitamin C, vitamin E, as well as more than 10 trace elements such as potassium, iron, copper, selenium, calcium, etc. Nutritionists call it the most nutritionally balanced health food with high nutritional value.
2. It contains particularly high levels of beta carotene, vitamin E, and vitamin C. Especially sweet potatoes are rich in lysine, while rice and flour lack lysine. Mixing sweet potatoes with rice and flour can provide a more comprehensive protein supplement. In terms of overall nutrition, sweet potatoes can be regarded as the best among grains and vegetables. European and American people praise it as "the second bread". Scientists in the former Soviet Union say it is the future "aerospace food", while French people call it a well deserved "senior health food".
3. Every 100 grams of fresh sweet potatoes contains only 0.2 grams of fat, producing 99 calories, which is about one-third of that of rice. It is a great low-fat, low calorie food. Sweet potatoes contain a substance similar to estrogen, which has a certain effect on protecting human skin and delaying aging.
The most anti-cancer nutrients in the diet are beta carotene (a precursor to vitamin A), vitamin C, and folate, all of which are abundant in sweet potatoes. A small sweet potato (about 2 twofold) can provide twice the amount of vitamin A needed by the human body every day, one-third of the amount of vitamin C needed every day, and about 50 micrograms of folic acid. The content of dietary fiber is higher than that of a bowl of oatmeal Congee.
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