Older men eat more vitamin C-rich foods as an antioxidant supplement, which helps prevent aging and is good for improving sexual function. Are these types of foods really that good? What are the foods that are high in vitamin C? First of all, antioxidants are indeed good for both preventing aging and improving sexual function. But it only has a supporting role in improving sexual function in old age, and does not play a decisive role. Secondly, taking more vitamin C does not mean that it can improve sexual function. For one thing, more vitamin C is not better, and too much intake may result in symptoms such as nausea, headache and weakness. Finally, there are many foods rich in antioxidants, vitamin A, vitamin C, vitamin E, and the trace elements selenium and zinc, all of which are antioxidants. Foods rich in vitamin A include: yellow fruits such as oranges; vegetables such as carrots and pumpkins. Vitamin C-rich: a variety of fruits, especially citrus fruits; green leafy vegetables such as cauliflower, cauliflower, etc.; berries such as strawberries, blueberries, raspberries, etc.; and potatoes and sweet potatoes. Rich in vitamin E are: nuts, vegetable oil, fish oil, etc. In addition, tuna and cabbage contain selenium, and pumpkin, sunflower seeds, fish and almonds are rich in zinc. All of these foods are good sources of supplemental antioxidants.