Eating persimmons in moderation is not a problem, not suitable for a large number of people to eat persimmons are: patients with gastric problems and diabetics. 1. gastric patients: persimmons contain pectin and tannic acid components, easy to stimulate the stomach and intestines, if you eat too much persimmons on an empty stomach, easy to cause gastric persimmonite. Patients with stomach diseases, such as gastritis, gastric ulcer, etc., if you eat persimmons may aggravate the condition. 2. diabetic patients: each 100 grams of persimmons contain 71 calories, carbohydrates 18.8 grams, 0.4 grams of protein, 0.1 grams of fat, dietary fiber 1.4 grams. Persimmons in the sugar content is very high, and easy to be absorbed by the body, diabetic patients eating persimmons is easy to lead to elevated blood sugar, aggravating the condition. After eating persimmons abnormal symptoms, you need to consult a doctor in a timely manner.