One effective home remedy to whiten yellow teeth is to mix baking soda with hydrogen peroxide to create a paste. Brush your teeth with this mixture for a few minutes and rinse thoroughly. Another option is to rub the inside of a banana peel on your teeth for a few minutes daily. Additionally, using a mixture of lemon juice and baking soda as a natural teeth whitening agent can also help to brighten your smile. Remember to consult with a dentist before trying any home remedies to ensure they are safe for your teeth.

To remove yellowness of teeth, chew coconut and eat it for a few days. After some time, your teeth will shine like pearls. And you should consume raisins every morning which will make your teeth strong and shining.