Sweet potato and persimmon should not be eaten at the same time in a short time. If you eat a lot, you should be at least five hours apart. If eaten at the same time, the sugar in sweet potato will ferment in the stomach, which will increase the secretion of gastric acid, precipitate and condense with tannin and pectin in persimmon, and produce lumps. When the amount is serious, it can cause gastrointestinal bleeding or gastric ulcer.

Extended data

Food that can't be eaten with sweet potatoes.

1, When drinking alcohol and within 3 hours after drinking alcohol, it is not advisable to eat sweet potatoes, because sweet potatoes contain "gasification enzymes", and after eating more, symptoms such as abdominal distension, burping, heartburn, acid regurgitation and exhaust are easy to appear, and alcohol will stimulate the stomach wall, which may aggravate this discomfort.

2, sweet potato has a high sugar content. Eating on an empty stomach will produce a lot of stomach acid. When the stomach acid is too much, it will stimulate the gastric mucosa and cause acid reflux, which makes people feel heartburn. Sweet potato also contains an oxidase, which produces a large amount of carbon dioxide gas in the gastrointestinal tract, easily causing symptoms such as bloating and burping.

3, chicken sweet potato and chicken eat together, have a certain impact on the stomach, will cause abdominal pain. Therefore, sweet potatoes can't be eaten with chicken.

4, crab sweet potato and crab eating together can easily cause stones in the body. Therefore, roasted sweet potatoes and boiled crabs had better not eat together, some may have diarrhea, and some may even get stones. Therefore, sweet potatoes can't be eaten with crabs.