There are many aspects that can cause discolored teeth. The foods that affect the teeth are berries, soy sauce, cherries and citrus and many more that leading to stains. Coffee, tea, blackcurrant and red wine will also have effect on the discoloration of our teeth.
Teeth whitening are the most common cosmetic service provided by dentists, and there are also a growing number of over-the-counter tooth whitening products to choose from. Before, if you wanted to whiten your teeth you would have to see your dentist. But nowadays, there are many different kinds of treatments that you can use at home to whiten your teeth. Cheap teeth whitening systems are starting available in the market. You will need to be caution when considering using these systems. Cheap whitening systems could result in bad results.