1. Try Oil Pulling Coconut oil pulling involves swishing oil in your mouth for 15–20 minutes to remove bacteria. Practicing this daily can reduce plaque and may brighten your teeth. 2. Brush With Baking Soda Brushing with a paste made with baking soda and water can reduce bacteria in your mouth and buff away surface stains. 3. Use Hydrogen Peroxide Hydrogen peroxide is a natural bleaching agent and can kill bacteria in your mouth. You can use it as a mouthwash or mix it with baking soda to form a whitening toothpaste. 4. Use Apple Cider Vinegar Apple cider vinegar has antibacterial properties that may help whiten your teeth. However, overuse of vinegar can also erode the enamel on your teeth, so limit its use to a few times per week. 5. Use Fruits and Vegetables Certain fruits may have properties that help whiten teeth. Regularly consume raw fruits and vegetables to help rub off plaque and keep your teeth looking bright. 6. Prevent Tooth Stains Before T...