There is no absolute dietary contraindication for diabetic patients. It is recommended to eat less or no food with high sugar content or high glycemic index, such as all kinds of sugar, watermelon, cinnamon, lychee and other foods. Diabetic patients should control the amount of staple foods, such as rice and steamed bread, can be combined with coarse grains, mixed grains. Diabetic patients are not recommended to eat watermelon, cinnamon, lychee and other fruits with higher sugar content, you can eat some kiwi, cucumber and other fruits and vegetables as appropriate. Diabetic patients are not recommended to eat candied fruit, such as dates, raisins, persimmons, etc. Fried food, such as fried chicken, french fries, French fries, etc. are not recommended. Diabetic patients are recommended to choose coarse grains for their staple food, and can consume vegetables and fruits with low sugar content. Usually, they should monitor their blood glucose regularly and eat a healthy diet under the guidance of a nutritionist.