General no stomach disease people, you can eat persimmons on an empty stomach, but it is not recommended to eat too much. 1. It is generally believed that after eating a large number of persimmons on an empty stomach, under the action of gastric acid, persimmons in the tannins and proteins will be combined to form a larger molecule, insoluble in water tannins, and then precipitated in the stomach, tannins and pectin, gum, and then together with persimmon skin, persimmon kernels, plant fibers stick together, and gradually wrapped in the formation of persimmon stones. 2. Literature research shows that most of the patients with persimmon stone have different degrees of gastric disease, so that gastric disease caused by gastric function weakening or disorders may be an important reason for the formation of persimmon stone, this group of people if the diet is not reasonable, eat other fruits, also easy to have stomach discomfort. 3. Acute gastric persimmon stone patients can have symptoms in half an hour after eating a large number of persimmons. In fact, in addition to persimmons and persimmon cakes, eating other tannin-rich fruits, such as pomegranate, hawthorn, black dates and so on, also have the possibility of forming gastric persimmon stones.