Patients with conjunctivitis should not eat spicy, irritating foods, such as chili peppers, onions, garlic, vinegar, ginger, etc. It is important to limit alcohol consumption and abstain from smoking. At the same time, you can eat more vegetables and fruits rich in vitamin C, vitamin A, such as carrots, oranges, oranges, blueberries, etc. For patients with allergic conjunctivitis, eat less allergy-prone foods, such as crabs, shrimp, eggs, pineapples, mangoes and other foods. Also, less exposure to pollen and animal fur, all kinds of chemical cosmetics, etc.