Teeth whitening
Conditions
Interventions
Experimental group:oothpaste of the test group was used once in the morning and once in the evening, and the teeth were brushed for three minutes each time, and the toothpaste was squeezed into the wh
Placebo control group:The placebo control toothpaste was used, and the teeth were brushed for three minutes in the morning and evening, and the toothpaste was squeezed into the whole toothbrush head
Sponsors
The Second Affiliated Hospital of Shaanxi University of Chinese Medicine
Eligibility
Sex/Gender
All
Age
18 Years to 65 Years
Inclusion criteria
Inclusion criteria: 1. Aged between 18 and 65 years old, regardless of gender. 2. Willing to whiten teeth. 3. Having 12 natural anterior teeth in the mouth, without obvious exogenous stains (stains can be removed by teeth cleaning), and without fillings or crown restorations. 4. Voluntarily sign the informed consent form. 5. Not participating in other clinical trials during the trial period. 6. Agree to postpone any non-emergency oral examinations and teeth cleaning until the end of the trial. 7. Agree not to use any non-trial toothpaste or mouthwash during the trial period. 8. Immediately after supragingival scaling, use the VITA Bleachhedguide 3D-MASTER29 shade guide for color comparison, and the observed average value of the teeth is above 18.
Exclusion criteria
Exclusion criteria: 1. Subjects with severe oral diseases or chronic diseases; any severe periodontal disease and dental calculus, especially at the anterior gingival margin; and untreated dentin hypersensitivity. 2. History of allergy to the test product. 3. Females who are pregnant or lactating. 4. Currently participating in other clinical trials. 5. Used non-test toothpaste or mouthwash in addition to the distributed products. 6. Malocclusion or wearing fixed orthodontic appliances, with fixed or removable dentures on the anterior teeth. 7. Intrinsic staining such as tetracycline-stained teeth and fluorosis-stained teeth. 8. Any diseases or conditions that the trial investigator deems may affect the examination procedures and the subject's safe completion of the trial. 9. Received non-urgent oral treatment (excluding teeth cleaning) before the end of the trial. 10. Smokers.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Visual evaluation of color swatches; | — |
Countries
China
Contacts
Public ContactZhao Junhai
The Second Affiliated Hospital of Shaanxi University of Chinese Medicine
Outcome results
None listed