Diabetic patients are allowed to eat yams, but in moderation. The types of diet for diabetic patients are the same as for healthy people. It includes starch, protein, fat, meat and various vegetables and fruits. Only the diabetic’s diet is mainly light, low fat and low sugar. And the diet needs to be regular, timed, quantitative, nutritional matching needs to be reasonable. Eat more vegetables, protein, as little as possible to eat high starch, high fat food. Starchy food is what is usually called staple food, including steamed bread, rice, noodles, yams, potatoes, sweet potatoes, pumpkin, etc. Therefore, diabetic patients can eat yams, but pay attention to the amount. It is recommended that diabetic patients consult regular hospitals, strictly manage their diets, and eat and treat correctly under the guidance of their doctors.