Facial paralysis has no specific dietary requirements, patients can eat watermelon, but should avoid excessive consumption, so as not to induce discomfort. Facial paralysis is facial nerve paralysis, which is a disease that causes loss of facial muscle movement due to damage to the facial nerve. There is no specific dietary requirement for facial paralysis, and a balanced diet is enough to ensure nutritional intake, and more fresh fruits and vegetables can be eaten to supplement enough vitamins. Watermelon is a kind of fruit, which not only tastes sweet, but also contains more nutrients, such as glucose, vitamins, potassium, etc. Moderate consumption is beneficial for patients to supplement the body’s nutrients, so patients with facial paralysis can consume watermelon in moderation. However, it should be noted that watermelon should not be consumed in excess, as excessive consumption may cause gastrointestinal symptoms such as abdominal pain and diarrhea. Patients with facial paralysis should follow the doctor’s instructions to develop a reasonable diet program, patients should stop eating immediately if any discomfort occurs during the consumption of watermelon, if it continues to be unrelieved, it is recommended to consult a doctor in a timely manner.