Amazing Video !!! Teeth Whitening Before And After

Amazing Video !!! Teeth Whitening Before And After – Whitening toothpastes have been criticised for containing abrasive particles which can wear tooth enamel away, and some researchers say that hydrogen peroxide, the most commonly used bleachingagent, may be carcinogenic and weaken teeth.

There are three main “whitening” approaches. Toothpastes containing anti-staining agents or hydrogen peroxide cost a pound or two more than regular toothpastes and are used daily by hundreds of thousands of people.

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