Patients with coronary heart disease can eat grapes. Grapes are rich in trace elements and vitamins, such as calcium, phosphorus, potassium, etc., and contain a variety of amino acids, eating grapes has certain benefits to the body. Its benefits for patients with coronary heart disease are mainly the following: 1. The potassium, magnesium and calcium contained in grapes can effectively relieve body fatigue, which is beneficial for patients with coronary heart disease who have neurasthenia; 2. Grapes contain antioxidants such as anthocyanins, which can not only relieve vision fatigue, but also reduce skin wrinkles and slow down aging. If a patient with coronary heart disease is combined with diabetes, it is recommended that the patient should not consume them because grapes contain a large amount of glucose content, which can easily cause a rise in blood sugar after eating.