The Purpose of This Research Study is to Compare the Effectiveness of a Non-fluoride Whitening Toothpaste (Test) to That of a Non-whitening Fluoride Toothpaste (Negative Control) in Improving Tooth Whiteness (Removal of Extrinsic Stains) Over 8 Weeks of Unsupervised Use.

​ Conditions: Teeth Staining Interventions: Other: Toothpaste Sponsors: Boka LLC Active, not recruiting Conditions: Teeth Staining Interventions: Other: Toothpaste Sponsors: Boka LLC Active, not recruiting