Food does not have the efficacy of treating eye diseases. Patients can consume more vegetables rich in vitamin A, such as carrots, which can prevent eye discomfort such as dry eyes, vision loss and night blindness. Vegetables are an indispensable part of the daily diet. Although they do not have a therapeutic effect on eye diseases, they can supply the body with a variety of essential vitamins and minerals and other nutrients. Patients can eat more vegetables containing vitamin A, such as carrots, sweet potatoes, tomatoes and corn, etc., can play a role in preventing dry eyes, vision loss and night blindness. If you want to protect your eyes, you should also develop good eye habits, avoid visual fatigue, and reduce the use of electronic products such as cell phones, computers and television. Daily more look into the distance, so that the eyes get enough rest. It is recommended that patients with eye discomfort consult a doctor in time to assess their condition and follow the doctor’s instructions for treatment.