Three meals a day for diabetic patients require balanced nutrition, control of total energy, and eating and moving balance. Specific methods can be summarized as follows: regular and quantitative staple food, light-based; eat more vegetables, fruits in moderation; to ensure that the daily intake of meat, eggs, milk and other high-quality protein. In addition, it is recommended that diabetic patients focus on self-management and receive individualized nutritional guidance on a regular basis. 1. Timing and quantity of staple food: diabetic patients need to eat staple food at regular intervals, staple food is the key to ensure stable blood glucose, especially insulin injections, staple food as much as possible to choose coarse grains, whole grains, legumes and beans should account for one-third of the staple food intake, as far as possible to choose a low glycemic index type of staple food. 2. Eat more vegetables and appropriate amount of fruits: It is recommended to have fresh vegetables in every meal, use appropriate cooking methods, and choose fruits in moderation between meals, and low glycemic index fruits are preferred. 3. Ensure daily intake of meat, eggs and milk: daily recommended intake of lean meat, eggs, dairy and other foods containing high-quality protein, protein can maintain the vitality of the body and enhance immunity. It is recommended that diabetic patients be guided by a professional dietitian to formulate an individualized dietary plan. Seek prompt medical attention if you are not feeling well.