Plums are a commonly eaten fruit, plums contain a lot of vitamins, minerals, dietary fiber and other nutrients, can be eaten with a variety of foods, there is no food that can not be eaten together, but it is not recommended to eat with high protein, high calcium food. Plums are sweet and sour and contain a lot of fruit acids, which can increase gastric acid secretion to a certain extent, promote gastrointestinal tract peristalsis and improve appetite. Therefore, it can also play a role in relieving the symptoms of constipation. However, plums are not recommended to eat with seafood, meat, milk and other high protein and high calcium food, plums contain more fruit acids, and high protein and high calcium food taken together easily make protein coagulation, or combined with calcium, affecting the digestion and absorption of protein and calcium, and even cause gastrointestinal discomfort. In addition, eat plums in moderation, a large amount of plums may lead to excessive secretion of stomach acid, the gastric mucosa irritation, thus triggering stomach discomfort. The fruit acids in plums can also be a stimulus to the teeth and mouth, so you can rinse your mouth with water after eating plums.