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Teeth whitening is a problem that concerns not only smokers or those who drink several cups of coffee a day. There are many substances that stain the enamel and lead to plaque build-up. For whiter teeth without dental treatments, try these five natural methods of teeth whitening, at home.

Tartar is an organo-mineral deposit, yellow-brown, met both on permanent teeth and on primary ones. In the process of accumulation of tartar participate several factors such as changing the quantity and quality of saliva and the content of minerals that come from eating certain foods (peas, spinach, beans).