Vitamin C and beta-carotene are antioxidants that help preserve healthy skin cells and prevent oxidation from the sun.
"Vitamin C is involved in collagen production," says Bauer. "Beta-carotene converts to the active form of vitamin A, which helps to repair epithelial or skin cells."
recommends getting these nutrients from red bell peppers (just one has 300% of the recommended daily value for vitamin C), carrots, pumpkin, or sweet potatoes.
But for that matter, just about any vegetable should be on the list of top foods for men (and women). Dark, leafy greens and any nutrient-rich vegetable can help reduce the risk of enlarged prostates, according to a recent study in The American Journal of Clinical Nutrition.