Tooth sensitivity

This trial tests whether a bleaching gel fortified with tiny titanium oxide particles can whiten teeth better and cause less sensitivity than a standard gel. Sixty adults with tooth discoloration will receive either the nano-enriched gel or the conventional gel during a single se…

This study tested whether waiting 2 days or 7 days between in-office teeth whitening sessions affects tooth sensitivity. 47 adults with dark teeth received two bleaching sessions using a 35% hydrogen peroxide gel. Their pain levels were recorded for 48 hours after each session, a…

This study tested whether special pastes containing CPP-ACP and fluoride could reduce tooth sensitivity after in-office bleaching. 64 adults received either a paste with CPP-ACP and sodium fluoride, CPP-ACP and stannous fluoride, or a placebo before and after whitening. Pain was …

This study tested a bioadhesive film made from Acmella oleracea (jambu), a plant with natural pain-relieving properties, to reduce tooth sensitivity during teeth whitening. 72 healthy adults received the film, a standard desensitizing gel, or a placebo before bleaching with hydro…

This study looked at how satisfied people were with at-home tooth bleaching using two different types of orthodontic retainers. Forty adults who had finished Invisalign treatment used both retainer designs and rated their experience. The goal was to see if one design caused less …

This study tested how satisfied people are with at-home teeth whitening using two different types of trays: Vivera and Essix. Forty adults with healthy teeth used a 10% carbamide peroxide gel for 2 hours a day, 3 days a week, for 4 weeks with each tray. Researchers measured satis…

This study tested whether a toothpaste and mouthwash made with biomimetic hydroxyapatite could reduce tooth sensitivity in 100 adults with receding gums. Participants had one 30-second application of either the toothpaste or mouthwash in a clinic. Sensitivity was measured before …