What is the best of diabets food?

ADA diet. For a good diet, the ada “american diabetes association" publishes guidelines on what to eat, you can just google 'ada diet" and you'll find a lot of resources.
THERE IS NO . Single food good for diabetes. A well balanced diet with complex carbs, protein, food fats, fiber and plenty of water is the way to go, and... Do not forget to exercise daily!