It is safe to say that diabetics can eat carbohydrates, which are important energy substances that have three elements: carbon, hydrogen and oxygen. There are five major categories of dietary carbohydrate sources: cereals, vegetables, fruits, milk and sugar. For diabetes, 1. Carbohydrate supply should be 50-65% of total calories. Eating carbohydrates to improve insulin sensitivity and improve glucose tolerance are beneficial, carbohydrates are the main source of dietary energy. 2, low glycemic index food is conducive to glycemic control, but the consumption of glycemic load should be considered. 3, diabetes moderate intake of sugar alcohols and non-nutritive sweeteners is safe. 4, to timed meals, to maintain an even distribution of carbohydrates.