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DR.SAHANDTAHERISmile Studio
Aesthetic dentistry

Teeth Whitening

Professional in-office and take-home whitening, with your enamel and sensitivity protected.

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Teeth Whitening
Visits1 appointment
Time60–90 minutes
Results last1–3 years
SensitivityMild, temporary
Quick answer

Professional teeth whitening lightens natural enamel with a controlled peroxide gel. An in-office session takes 60 to 90 minutes and results typically last one to three years, depending on diet and habits.

About Teeth Whitening

Whitening is the simplest way to refresh a smile, and the first step before any veneer or bonding work so your restorations can be matched to your new shade.

We check the gums and existing fillings first, protect the soft tissue, and choose a concentration that balances results and comfort.

Who it is for

  • Yellowing from coffee, tea or age
  • Brightening before a wedding or event
  • Setting the shade before veneers or bonding

Step by step

  1. Check and clean

    Gum check and polish to remove surface stain.

  2. Protection

    Gums and lips are shielded.

  3. Whitening gel

    Gel applied in timed cycles.

  4. Aftercare

    Sensitivity care and a white diet for 48 hours.

Frequently asked questions

Does whitening damage enamel?

Professional whitening at the correct concentration does not damage healthy enamel. Temporary sensitivity is common.

Will my veneers or fillings whiten?

No. Porcelain and composite keep their colour, which is why whitening is done before restorations.

How long does it last?

Typically one to three years. Touch-up trays help maintain the result.

Is whitening painful?

Some people feel temporary sensitivity for a day or two. Desensitising gel is applied to reduce it.

Who should not whiten?

Pregnant or breastfeeding women, and anyone with untreated decay or gum disease should wait until treatment is complete.

In-office or take-home?

In-office whitening gives a faster result; take-home trays are gentler and useful for maintenance. Many patients combine both.

Dr. Sahand Taheri
Medically reviewed by Dr. Sahand TaheriSmile Studio, Etiler · Updated October 2026

Your smile, planned before it is made.

Send a few photos on WhatsApp for a free first opinion, or book a consultation at the studio in Etiler.