Diabetic patients should not eat diets that are high in sugar and fat as well as alcohol to avoid aggravating the symptoms and causing discomfort. 1. high sugar: diabetic patients should not consume foods that are likely to cause elevated blood sugar, such as white sugar, brown sugar, cake, ice cream, cheese, chocolate, honey, etc. As these foods contain too much sugar, it is easy for blood sugar to rise after consumption. 2. High fat: diabetic patients should not consume foods that can easily cause elevated blood lipids, such as animal offal, butter, mutton oil, lard, fatty meat and other cholesterol-rich foods, to prevent patients from elevated blood lipids caused by atherosclerosis. 3. Alcohol: diabetic patients should not drink alcohol food, alcohol in the ethanol into the human body is easy to cause liver glycogen decomposition disorders, resulting in a drop in blood glucose, so it is not recommended that diabetic patients drink alcohol. Diabetic patients need to control their diet to avoid blood sugar fluctuations, it is recommended to eat some low-salt, low-fat, low-sugar and light and easy to digest food, pay attention to balanced nutrition, and at the same time comply with the doctor’s instructions for the use of medication, to avoid uncomfortable symptoms.