Hawthorn cannot lower blood sugar. Hawthorn is a kind of fruit with relatively high sugar content, which not only can’t lower blood sugar, but also will raise blood sugar obviously. There are hawthorn components in some traditional hypoglycemic herbal formulas, but these herbal formulas are mainly applied to the symptoms and chronic complications of diabetes, especially to the gastrointestinal discomfort. From another perspective, neither hawthorn nor other fruits have a direct effect on lowering blood sugar, only that fruits with lower sugar content have a smaller effect on blood sugar after eating. If the blood sugar is really high, it is still necessary to use regular medication instead of just hoping on a certain kind of food to lower the blood sugar. For diabetic patients, it is recommended that formal treatment under the guidance of endocrinologists.