Bleaching Effect of Strawberry Extract Versus Hydrogen Peroxide in Patients With Extrinsic Staining
with limited evidence based information in literature about using Strawberry extract for teeth bleaching in patients with extrinsic staining , it is beneficial to evaluate this new material using a randomized controlled clinical trial to test the null hypothesis that this extract will have the same effect as Hydrogen peroxide regarding the bleaching effect and hypersensitivity.
- EligibilityCriteria: Inclusion Criteria:  Participant inclusion criteria:  At least 18 years old. Good general and oral health. six present maxillary anterior teeth.  Tooth inclusion criteria:  yellowing of teeth due to age. stains due to coffee or tea.  light tetracycline stain.  Exclusion Criteria:  participant exclusion criteria:  patients undergoing radiotherapy or chemotherapy. Pregnant females or breast feeders. Bruxism and patients who reported tooth sensitivity.  Tooth exclusion criteria:  Hypoplastic enamel. carious lesion. sensitive recession area or sensitive tooth. Amalgam staining. Non vital tooth. Discolration due to pulp trauma or necrosis. presence of non carious cervical lesion. - HealthyVolunteers: Accepts Healthy Volunteers - Gender: All - MinimumAge: 18 Years - StdAgeList: Adult, Older Adult