Dental Care Basics What Are the Most Common Types of Stains and Discoloration That Affect Teeth? Share Pin Email More in Dental Care Basics Procedures and Treatments Dental Emergencies Cosmetic Dentistry Orthodontics Pediatric Dentistry Glossary Resources Updated April 20, 2016 Stains and discolorations of your teeth can be caused by many things. The first step to maintaining a white smile is to find the source of the stains. Up Next Up Next Video Does Smoking Stain Teeth? Up Next Video How Does Apple Cider Vinegar Whiten Teeth? Up Next Article The Telltale Signs That You're Dealing With Tooth Erosion Up Next Video What Types of Oral Care Products Help My Smile?