Real-World Study of a Calcium Sodium Phosphosilicate Anti-Sensitivity Toothpaste for Dentin Hypersensitivity Relief

Inclusion Criteria: * Participant who has provided consent indicating they have been informed of all pertinent aspects of the study. * All genders who, at the time of screening, are aged 18 to 65. * Participant who is able to independently complete all activities on their smart devices * Participant who has tooth sensitivity (self-reported symptoms). Exclusion Criteria: * Participants whose tooth sensitivity could be caused by other factors or clinical pathology than DH, as self-reported on the screening questionnaire, which include: 1. Participant who has been/is on multiple prescription medications to treat severe acid reflux on a regular basis or has had surgery for acid reflux. 2. Participant with full or partial denture. 3. Participant who has undergone treatment for periodontal or gum disease within 6 months of screening or is currently undergoing treatment for periodontal or gum disease. 4. Participant who has been informed by a Dental Health Care Professional (DHCP) that they have active periodontitis. 5. Participants who have been informed by a DHCP that they have active caries. 6. Participant with any chronic and/or severe painful health condition which lead to regular use of pain relief medications (more than 3 days a week). * Participant with known or suspected intolerance or hypersensitivity to the study materials (or closely related compounds) or any of their stated ingredients.