Who Doesn’t Want a Better & Brighter smile? Dental Bleaching or Teeth Whitening helps in making Your tooth shades much lighter than it was before.There are Two Options: In Office-based teeth bleaching or Homecare.Teeth whitening done by your dentist can get teeth brighter faster.Teeth generally get three to eight shades brighter — usually takes 2-3 of 30- to 60-minute in-office visits.