Lotus root powder is a low glycemic index food and does not raise blood sugar very quickly. It is recommended to consume a small amount of lotus root powder to replenish nutrients for the body, but those who are allergic to lotus root should not consume it. Generally speaking, foods with a glycemic index lower than 55 are considered low glycemic index foods, and lotus root powder has a glycemic index of 32.6, which is low glycemic index food, so lotus root powder does not raise blood sugar quickly. Although lotus root powder has a low glycemic index, it contains a lot of starch and is generally recommended to be consumed in small quantities by diabetic patients when their blood glucose control is stable. In addition, lotus root powder contains mucin, dietary fiber, iron, calcium, tannins, tannins and other nutrients, which can replenish nutrients for the organism. In addition, the dietary fiber contained in lotus root powder can promote gastrointestinal peristalsis and can effectively prevent constipation. It is recommended that people who are allergic to lotus root should not eat lotus root powder, so as to avoid allergic reactions, such as rashes, itchy skin, skin erythema, etc., after eating lotus root powder. People with high blood sugar or diabetic patients are advised to reduce the intake of staple food while consuming lotus root powder with green vegetables so as to minimize the fluctuation of blood sugar. If there is an increase in blood sugar after consuming lotus root powder, it is recommended to have proper exercise.