Poor eye vision suggests that you can eat foods rich in vitamins, beta-carotene, lutein, and vitamin A. 1. For teenagers, whose vision is in the developmental stage, it is recommended to eat more spinach, carrots and other vegetables rich in vitamins and beta-carotene, which can promote the development of photoreceptor cells at the bottom of the eye. 2. In case of age-related vision loss and age-related macular degeneration detected by funduscopic examination, it is recommended to eat more lutein-containing foods, such as green leafy vegetables and corn, as well as vitamin A-rich foods, such as pig’s liver and milk. It should be noted that food is not a substitute for medicine. In case of severe or prolonged vision loss, it is recommended to consult a doctor. In daily life, you need to pay attention to develop healthy eye habits, such as reducing screen time, often look into the distance, etc.