Hawthorn has relatively high sugar content, but low glycemic index, so diabetic patients can eat hawthorn in moderation. The sugar content of hawthorn is around 25%, which is a high sugar fruit. However, the glycemic index of hawthorn is around 46, which is a low glycemic index food. Glycemic index is an index reflecting the degree of blood sugar elevation caused by the digestion and absorption of food by human body, and it is one of the reference bases for diabetic patients to choose sugary food. Hawthorn has high sugar content, but belongs to low glycemic index food, so diabetic patients can eat hawthorn moderately under the guidance of professional doctors. However, it is not recommended to consume too much, so as not to cause obvious fluctuation of blood sugar. When eating hawthorn, you should also choose fresh hawthorn to eat, avoid eating hawthorn products with a lot of added sugar. Diabetic patients’ diet should strictly follow the doctor’s instructions, control the level of blood glucose, and carry out reasonable exercise. When uncomfortable symptoms appear, they should seek medical treatment in time.