According to experts, the biggest effect of sweet potato is that it can regulate the intestines. It contains soluble fiber and a large number of flora, and has the effect of relaxing bowels and detoxifying. Because of its low fat and calorie content, it has a certain effect on weight loss and bodybuilding.

How to eat sweet potato is more nutritious? First, avoid eating raw. Sweet potato is very popular in many places in the south. Sweet potato contains a lot of starch, which is difficult to digest raw. It is best to cook it. High temperature heating can also make soluble fiber easy to digest, shorten its sugar chain and increase the sweetness of sweet potato. The second is to avoid eating alone. Sweet potatoes should be eaten with other cereals. If eaten alone, because of the low content of protein, it will lead to unbalanced nutrient intake. Therefore, it is actually more scientific to cut sweet potatoes into pieces and cook them with rice.

Eating too much will exhaust, which is why many people "stay away from sweet potatoes". Eating about 200 grams of sweet potato every time will generally not cause exhaust embarrassment. Eating rice and noodles, using pickles or drinking vegetable soup can also be avoided. Compared with white pulp, red pulp has higher nutritional value. When buying sweet potatoes, you should choose the ones with red flesh and dark color, which are rich in carotene.

Sweet potato leaves are tender leaves at the top of the stem after sweet potato seedlings mature. The Asian Vegetable Research Center has listed sweet potato leaves as a highly nutritious vegetable variety, calling them "the queen of vegetables". In recent years, "sweet potato leaf fever" has appeared in Japan, Europe and America and other countries and regions.

There are two main ways to eat sweet potato leaves: the first is to choose fresh and tender leaf tips, scald them with boiling water, and mix them with sesame oil, soy sauce, vinegar, Chili oil, ginger juice and other seasonings to make a cold salad, which looks pale green and makes people have a big appetite; The second kind is fried like vegetables such as oil wheat and water spinach, which is sweet and delicious and has a unique flavor. She speculated that sweet potato leaves have not been developed in China, which may be related to people's ideas and the technical level of preservation. In foreign countries, freeze-drying technology is generally used, which will increase the cost of vegetables.