The Hidden Truth About Expired Products You Must Know

10. Retainers

Duration: 6 months to 3 years * The average cost for a single dental arch is $150–$300. Retainers preserve straight teeth and maintain beautiful smiles effectively. Lifespan varies by type, with bonded versions lasting three years and removable options lasting six months to several years.

Advertisement

Retainers: ©Shutterstock/AUWAE Photo Replace damaged retainers, poorly fitting ones, or those showing obvious wear immediately. Consult your dentist for professional replacement timing guidance.