Here are 10 of the best anti-aging foods to nourish your body for a glow that comes from within. Watercress. The health benefits of watercress don't disappoint! ... Red bell pepper. Red bell peppers are loaded with antioxidants which reign supreme when it comes to anti-aging. ... Papaya. ... Blueberries. ... Broccoli. ... Spinach. ... Nuts. ... Avocado. More items... May 5, 2018