High blood sugar can eat tomatoes, tomatoes are vegetables, glycemic index and sugar content are low, high blood sugar patients can eat in moderation. Tomato is a relatively common vegetable, its sugar content is low, glycemic index is relatively low, high blood sugar people consume blood sugar will not have significant fluctuations, so moderate consumption of tomatoes will not affect the blood sugar of high blood sugar patients. However, avoid overdose to prevent gastrointestinal discomfort. In addition, starch-free vegetables in the low glycemic index category include spinach, celery, kale, cabbage, cauliflower, broccoli, okra and zucchini, which are suitable for patients with high blood sugar. Patients with high blood glucose should monitor their blood glucose level regularly and seek prompt medical attention if they feel unwell to avoid delays.