Clinical does not make strict limitation on the number of hawthorns to be eaten in a day, you can eat 2~3 pcs in a day, or 5~8 pcs if you are more acid-resistant, but it is not recommended to consume too much in one time. Hawthorn is the fruit of hawthorn tree, thin skin and meat, sour flavor, and the nutritional value is relatively rich, which contains organic acid, fruit acid, hawthorn acid, vitamins, minerals, etc. 100 grams of hawthorn contains 98 calories, of which 22 grams of carbohydrates, 0.5 grams of protein, 0.6 grams of fat. Eating some hawthorn appropriately in daily life can provide many kinds of nutrients to the body, which is favorable to the normal function of the body. When eating hawthorn, just combine your own situation with appropriate intake, if you are not acid-resistant, you can eat 2~3 pcs a day. If you are not acid-resistant, you can eat 2~3 pcs a day. If you are acid-resistant, you can eat 5~8 pcs a day. However, it is not recommended to eat too much hawthorn a day, so as not to lead to tooth acid or excessive stomach acid, which is not good for health.