Millet porridge belongs to the food, any food intake will cause blood sugar rise, there is no “millet porridge does not rise blood sugar”. Millet porridge contains more carbohydrates, easy to digest, fast absorption, high glycemic index. In normal people, the increase in blood glucose after consuming millet porridge usually does not exceed the upper limit of the normal range, but diabetic patients consuming millet porridge may have postprandial blood glucose significantly higher than the upper limit of the normal range. In diabetic patients, due to insufficient pancreatic islet function or insulin resistance, when postprandial blood glucose increases, insulin secretion cannot be increased with it, which may lead to abnormally high postprandial blood glucose levels. Therefore, diabetic patients should control the amount of millet porridge consumption, so as not to affect blood glucose control and aggravate the condition. Professional physicians or dietitians can be consulted to develop an individualized diet plan.