1. It is very suitable for people with constipation. Purple sweet potato is rich in fiber, which can increase the volume of feces, promote gastrointestinal motility, clean up the mucus, gas and putrefaction retained in the intestinal cavity, discharge toxic substances and carcinogens in the feces, keep the stool smooth, improve the digestive tract environment, and prevent The occurrence of gastrointestinal diseases.

2. It is suitable for people with high blood pressure and poor liver function. In addition to the nutrients of ordinary sweet potatoes, purple potatoes also contain polysaccharides, flavonoids, and are rich in selenium and anthocyanins. , has certain functions of preventing high blood pressure, alleviating liver dysfunction and anti-cancer.

Extended information:

Contraindications of eating purple sweet potato

1. Purple sweet potato contains an oxidase, which is easily produced in the human gastrointestinal tract A large amount of carbon dioxide gas, such as eating too much, can cause abdominal distension, hiccups, and gas. Purple sweet potato has a high sugar content. Eating too much can stimulate the secretion of gastric acid and make people feel heartburn. The stomach contracts more due to stimulation by excess gastric acid, and gastric acid can flow back into the esophagus, causing acid vomiting. It is best to eat purple sweet potatoes with some pickles, which can effectively suppress gastric acid.

2. Avoid eating it raw. Purple sweet potatoes must be steamed and cooked thoroughly before eating, because the starch granules in them are difficult to digest without being destroyed by high temperatures.

3. Avoid eating alone. Purple sweet potatoes should be eaten in conjunction with other cereals. If eaten alone, the nutritional intake will be unbalanced due to the low protein content. Therefore, it is actually more scientific to cut the purple sweet potato into pieces and cook it with rice to make porridge. Therefore, just because purple sweet potato contains low calories and is quite filling, it is a good weight loss food whether used as a staple food or a non-staple food.

4. Pregnant women should not eat it. Pregnant women are prone to constipation during pregnancy. Eating more purple potatoes or sweet potatoes can speed up gastrointestinal motility and help relieve constipation. However, if a pregnant woman’s gastrointestinal function is not good, eating too much purple sweet potato will cause bloating and discomfort.

And because pregnant women are pregnant, the fetus in the belly will compress the gastrointestinal tract. If flatulence occurs, pregnant women will feel it more intensely and feel more uncomfortable than ordinary people.

People's Daily Online-Although purple sweet potato is highly nutritious, be careful about dietary taboos