teeth whitening

Baking Soda and Table SaltCombine ½ tsp baking soda with ½ tsp table salt to make a teeth cleanser, says Dorie Byers, author of Natural Beauty Basics. Add one drop of breath-freshening peppermint essential oil to the mixture. Wet your toothbrush, then dip it into the mixture and brush.

The particles in the baking soda polish the surface of your teeth, while a chemical reaction with the water lightens stains. To avoid damaging your enamel, don't use this method more than once a week.

4. Crunchy Snacks 'Snack on saliva-producing foods like apples, pears, celery and carrots,' says Thomas Connelly, DDS, a New York City cosmetic dentist. The additional saliva they produce helps remove bacteria from your mouth and whiten your teeth.

5. StrawberriesMash a few and brush with the berry paste for two minutes, recommends Dr. Arbeitman.