The best food sources of antioxidants are - berries (blueberries, raspberries, strawberries, cranberries), fruits like avocados, pears, and pineapples, and vegetables like broccoli, spinach, artichokes, red cabbage, white potatoes, etc., Fruits and vegetables should be consumed with their peels. Nuts and herbs like cinnamon and turmeric are also rich in the antioxidants levels. Green tea and fruit juices are also rich in antioxidants, and are the best beverages that delay aging. Dark chocolate and oats are also rich sources of antioxidants, and help delay the aging process.