In winter, people passing by the street can't help drooling when they see baked sweet potatoes. Eating a baked sweet potato in cold weather makes them feel warm all over, but many people always stink after eating sweet potatoes, because this embarrassing thing makes people love and hate sweet potatoes. In fact, sweet potato is still a good staple food. Compared with rice, it has lower calories and is rich in dietary fiber. So why don't you fart when you eat vegetables with the same dietary fiber, but when you eat sweet potatoes?

Sweet potato has high starch content and contains a lot of mucus with cellulose and pectin, which can promote gastrointestinal peristalsis, so farting is one of the manifestations of active gastrointestinal peristalsis after eating sweet potato. High-starch foods are more likely to produce a lot of gas during digestion, except sweet potatoes, pumpkins, potatoes, taro and other foods are high-starch foods. So eating sweet potatoes is easy to fart. As for why some people fart particularly smelly, it may be because there are more sulfur compounds in the things they have eaten before. When the sulfur-containing gas turns into a "cigarette end" and is discharged from the body, the smell will be particularly unpleasant.

1, Runchang catharsis: The crude fiber in sweet potato can make the stool volume bigger and softer, relieve constipation, Runchang catharsis, thus avoiding the occurrence of intestinal problems such as hemorrhoids and bloody stool.

2, slimming: sweet potatoes are cheap, delicious, full, low in calories, high in unsaturated fatty acids and low in calories. Eating it as a staple food will help you lose weight.

3. Enhance immunity: Sweet potato has balanced and comprehensive nutrition, including protein, trace elements, vitamins and amino acids. Eating more sweet potatoes can ensure the nutrients needed by the body, enhance the body's disease resistance and delay aging.

4. Protect the cardiovascular system: Potassium, carotene and folic acid in sweet potatoes have certain effects on preventing cardiovascular diseases, among which carotene and vitamin C can prevent atherosclerosis, and folic acid and vitamin B6 can reduce the level of homocysteine in blood.

1, patients with chronic gastritis with gastric ulcer and hyperacidity should eat less sweet potatoes, otherwise the condition will be aggravated easily. In addition, sweet potato has a high sugar content, so try not to eat it on an empty stomach, so as not to increase stomach acid and cause the feeling of "heartburn".

2. Sweet potatoes must be cooked before eating. The starch cell membrane in raw sweet potatoes is not destroyed and it is difficult to digest. At the same time, cold sweet potato is also easy to cause gastrointestinal discomfort.

3, sweet potato long dark spots or sweet potato germination, not edible, so as not to cause food poisoning.

4, try not to eat sweet potatoes at night, because sweet potatoes need 4-5 hours of absorption and digestion after eating. After eating sweet potatoes at night, it is likely that the body has not absorbed them before going to bed, which is easy to bloat and affect sleep.