Whitening toothpaste assists preserve results by polishing surface area discolorations; it's best used as a maintenance tool rather

https://www.mediafire.com/file/pp5077otrkxb5em/pdf-81023-74267.pdf/file

Whitening tooth paste assists preserve results by polishing surface discolorations; it's best used as an upkeep tool instead of a replacement for bleaching treatments.