Honey can be eaten after a few years if it is within the shelf life, but it is not recommended to eat it if it is beyond the shelf life. The main reason for this is that honey that has exceeded its shelf life may have bacterial growth, mold, and other phenomena, which may lead to gastroenteritis when eaten. Therefore, it is recommended that honey be eaten within its shelf life, but not if it exceeds the shelf life. Honey contains a large number of sugars, a small amount of amino acids, fat, calcium, potassium and other nutrients, each 100 grams of honey contains 321 calories, of which 75.6 grams of carbohydrates, 0.4 grams of protein, 1.9 grams of fat, vitamin C3 mg, calcium 4 mg. It can supplement the nutrients needed by the human body and maintain the normal physiological function of the human body. In addition, it is recommended that diabetic patients properly limit the consumption of honey, because honey contains a large amount of sugar, which can easily lead to elevated blood glucose values. 1 year old infants are prohibited from consuming honey.