Hi, welcome to our site. I am Dr Saumya Mittal, MD. Read your query. That is a very significant question and i appreciate your problem. I will try my best to answer your query Yes, diet in a patient of prediabetes is a significant problem. At one end, the treatment demands a good restricted diet and regular exercise. And on the other hand you feel more hungry. The suggestion I can give you is to try low calory intake foods like cucmbers, carrots and other such foods. I will also suggest a repeat test of blood sugar with a glucometer whenever this symptom occurs again- reason being this may be body s demand for more food in view of the impending hypoglycemia. So yes, do test a sugar when this happens I hope this helps you. Inform the reports mentioned above/if any other so I can be of help further. I have given you the answer to the maximum considering the information provided. The results of the tests could further enhance my answer to you. Please do understand that some details could be extracted from a detailed history and examination. Please feel free to ask another query. I would be glad to help you. Looking forward to your return query with the details asked so that I can help you further. (If the answer has helped you, please indicate this) Best of luck.