Subcategories:
Oral 
Focused on the health of the mouth, including teeth and breath.
1. Albrite Inc. 
Selling the VitaPick and "The Smile Method - How to Avoid Expensive, Painful and Disfiguring Gum Surgery and Dentures (and Dental Implants)". Also offering basic information about gum disease and symptoms of Periodontitis. Secure purchasing.
http://www.albrite.com/
A patented electric toothbrush that strictly conforms to the "Bass Method". How it works, online ordering, user comments, and details on the clinical study.
http://www.dentalrevolution.com/
3. Oral Breeze
Manufacturer of oral irrigators that are used for the prevention and treatment of gum disease, gingivitis, bleeding gums and periodontitis. Products include the ShowerPik, QuickPik, and SmartPak irrigator models.
http://www.oralbreeze.com/
4. WhiteKit
Provides electric toothbrushes and tooth whitening products. Based in Rhode Island, USA.
http://www.whitekit.com/
Purveyors of xylitol products, including bags of sweetener, chewing gum, mints, and nasal spray.
http://www.xylitol-store.com/