There are many products on the market that claim and often do whiten your smile. Many contain baking soda (bicarbonate of Soda). So cut out the middle man and use your own baking soda. Read on for a collection of tips that will bring your smile back to white.
Many dental professionals offer teeth whitening; it may be a good idea to ask your dentist if you can get some work done on your next visit, or ask them for any ideas they may have that you can try at home.