Diabetic patients can drink water with lemon, but it is not recommended to drink more if you suffer from stomach problems.
Usually diabetic patients can drink lemon water, which is a common drink, per 100 grams of lemon containing 1.1 grams of protein, 6.2 grams of carbohydrates, 1.2 grams of fat, 1.3 grams of dietary fiber, etc., and lemon glycemic index of 34, lemon infused with water is very low in calories, drink in moderation to replenish the body of the nutrients needed to do so, and will not cause a large increase in blood sugar.
However, the fruit acid content in lemon is relatively high, acidic substances are ingested by the body will stimulate the gastric mucosa, so if you suffer from gastric diseases (such as gastric ulcer), it is not recommended to drink more.
For more information about the health of food, you can consult a nutritionist and eat scientifically under the guidance of a doctor.