There are a variety of foods to protect the eyes. As long as healthy, normal foods can provide the normal nutritional needs of the eyes, they can all play a role in protecting the eyes, so healthy foods can all play a role in protecting the eyes. Of course, you can additionally choose to take food that has key components for the development of the retina and optic nerve of the eye, which may play a better role, the conventional recommended lutein-rich, vitamin A-rich foods such as pork liver, egg yolk or blueberries can be. But the most important thing to protect your eyes is a healthy life, not just by food, only a healthy life, do not overuse the eyes, fatigue, do not overuse electronic products, for the protection of the eyes is the most important.