Foods considered high in antioxidants include berries, dark chocolate, nuts, and green vegetables. These foods are rich in compounds that neutralize free radicals, which can damage cells and lead to various diseases. Berries, such as blueberries and strawberries, are particularly notable for their high levels of vitamin C and flavonoids. Dark chocolate, containing cocoa, offers a wealth of antioxidants, while nuts like walnuts and pecans provide healthy fats along with these beneficial compounds. Including a variety of these foods in your diet can contribute to better health and disease prevention.