3. Beets
“No matter which color – red, yellow, golden – or which part – root or greens – they contain a wonderful variety of protective carotenoids. Evidence suggests their dietary nitrates can be converted to nitric oxide and improve endurance exercise.” – Alex Nella, pediatric registered dietitian
4. Spinach and other leafy green vegetables
“These are packed with lutein and zeaxanthin: nutrients that can help protect against macular degeneration.” – Jeffrey Caspar, professor of ophthalmology at the UC Davis Eye Center