The frequency at which you can whiten your teeth depends on the method used and your individual dental health, but generally, safe guidelines are available to prevent sensitivity and enamel damage.

Professional Whitening

• Recommended interval: Usually every six months to a year. Some dentists suggest annual treatments, but more frequent whitening can lead to increased tooth sensitivity or enamel damage.

At-Home Whitening Kits

• Recommended interval: Typically every three to six months. These kits are milder than in-office procedures and allow for more frequent touch-ups.

Over-the-Counter Products

• Recommended interval: Usually safe once every two months. Excessive use can cause sensitivity and enamel erosion.

Key Points

• Over-whitening can cause tooth sensitivity and make teeth appear translucent.

• Maintaining good oral hygiene and avoiding staining foods and drinks can extend whitening results, reducing the need for frequent treatments.

• Always follow your dentist’s advice for your specific needs to prevent damage.

In summary, conservative use—about once a year for professional treatments and every few months for at-home kits—is generally considered safe, with the emphasis on avoiding overuse to preserve enamel and prevent sensitivity.