Pinto beans are extremely nutritious. They're an excellent source of protein, fiber, vitamins, and minerals. These nutrients may provide several benefits, including improved blood sugar control and heart health. Pinto beans are also rich in various antioxidants and may help lower your risk of chronic disease. Mix that with green or red chile and you have a very healthy combination to help keep your body in good condition. Green chiles are a rich source of beta–carotene, antioxidants and endorphins and have higher water content and zero calories. A win win.