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How much does teeth whitening cost? Prices, methods and how long results last

Teeth whitening12.09.2026Adrian Kiepuszewski

The price of whitening is usually two amounts, not one. On top of the procedure itself comes professional teeth cleaning, without which the whitening gel will not work evenly, and in some cases also replacing fillings in the front teeth.

This article breaks the cost down into its components, compares the available methods and explains how long the results last and what shortens them.

How much does teeth whitening cost?

At Flow Dental Studio, in-office lamp whitening costs 1500 PLN and at-home tray whitening 1200 PLN. Both methods require professional teeth cleaning for 450 PLN, which includes scaling, air polishing, fluoride treatment and oral hygiene instruction.

The average cost of professional teeth whitening in Poland is 800 PLN to 2500 PLN, or 900 to 2500 PLN on a narrower view. Lamp whitening usually costs 1400 to 2500 PLN. The tray method costs between 1000 and 1800 PLN, with 1200 to 1800 PLN the most common range. Professional cleaning before whitening costs 180 to 500 PLN.

The range comes down to the scope of the service. One price covers the procedure alone, another a complete package with a consultation, professional cleaning and a follow-up visit, so comparing figures without checking what they cover is misleading.

Prices at a glance (from this article)
WhatCost
In-office lamp whitening at Flow Dental Studio1500 PLN
Average cost of professional teeth whitening in Polandfrom 800 PLN
In-office lamp whiteningfrom 1400 to 2500 PLN
Professional cleaning before whiteningfrom 180 to 500 PLN

What determines the price of teeth whitening?

The cost of teeth whitening depends on several things at once. The amount varies with the method chosen, but that is only the first factor.

  • the method chosen and the concentration of the whitening gel,
  • the condition of your teeth and any preparation needed before treatment,
  • the number of visits needed to achieve the result you want,
  • the experience of the team and the standard of the equipment,
  • location, as prices in large cities are usually higher than in smaller towns.

Teeth whitening prices depend on the method chosen and the standard of the practice, as well as on whether a follow-up visit is included. We give you a full cost estimate after the consultation, once we know your starting point and the shade you are hoping for. The price of whitening at the dentist therefore depends on the scope of the service, not on the name of the treatment.

Whitening methods: the options and how they differ

Tip

The methods available today fall into two main pathways, with a third for individual teeth after root canal treatment. The two most popular methods differ not only in price but also in how quickly they deliver results. It is worth discussing the choice before deciding, because not every method suits every situation.

Professional in-office lamp whitening

The procedure involves protecting the gums and soft tissues, applying a gel to the surface of the teeth and activating it several times with a lamp. The whole procedure usually takes 45 to 60 minutes, and lamp whitening gives an immediate result in a single visit in the chair.

Various activating lamps are available on the market, such as Beyond lamps. The type of device matters less than the concentration of the gel and how long it is left to work.

This option is for people who want to see the result straight away, for example before an important event. In-office whitening is supervised by the dentist from start to finish.

At-home tray whitening

With tray whitening, you carry out the treatment yourself at home, but using custom-made trays and under your dentist's supervision. The process starts with an intraoral scan, from which custom-fitted trays are made, and you receive the gel along with instructions.

The gel is worn for a set number of hours a day, for anywhere from a few days to around two weeks. The tray method gives you more control over the shade, because you use the gel until you are happy with the colour.

Another advantage of tray whitening is that the result is easy to top up. You keep the trays, so after a year a new syringe of gel is all you need, rather than a full treatment.

Whitening non-vital teeth after root canal treatment

A tooth that has darkened after root canal treatment needs a separate procedure. Gels applied to the outside will not work, because the discolouration comes from inside the pulp chamber.

In a method known as walking bleach, the whitening agent is placed inside the tooth and sealed with a temporary dressing, and it is replaced at subsequent visits. Whitening a non-vital tooth is sometimes priced from a few hundred PLN for the first visit, for example from 200 PLN. Our price list does not include a separate item for this procedure. Where a non-vital tooth remains permanently discoloured, the alternative is a prosthetic restoration – a veneer or a crown.

Laser teeth whitening

Laser teeth whitening is another method available on the market, in which the gel is activated by a laser beam instead of lamp light. The result relies on the same chemical mechanism; only the energy source differs.

We do not use this method, as we work with an activating lamp. From the patient's point of view, the difference lies mainly in the activation time, not in the result itself.

What does the teeth whitening process involve?

The teeth whitening process looks similar whichever method you choose, because the first half is the same.

  1. A consultation to assess your oral health and confirm you are suitable for treatment.
  2. Professional cleaning to remove tartar and deposits from the surface of the teeth.
  3. Recording your starting shade on a shade guide, so the difference can be assessed later.
  4. The treatment itself – activation in the chair, or receiving your trays and gel.
  5. A follow-up visit to assess the result and, if needed, address any sensitivity.

Whitening works only on tooth tissue. Whitening agents act only on natural teeth, changing the colour of the enamel and dentine. Fillings, veneers and crowns do not change colour with whitening agents. That is why, where there is restorative work on the front teeth, replacing it is planned after whitening, once the target shade is known.

Professional cleaning and oral health before treatment

Professional cleaning must be carried out before whitening, and it is not a formality. Plaque left on the teeth blocks the whitening agent from reaching the enamel, so the result comes out patchy.

Removing tartar and plaque evens out the conditions across the entire surface of the teeth. Professional cleaning includes scaling and air polishing, and with us also fluoride treatment, which additionally reduces sensitivity after the procedure.

There is another reason for assessing your oral health first. Whitening is not advisable if you have active tooth decay, because the gel penetrates through the cavity into the dentine and causes pain.

What else adds to the cost of teeth whitening?

Apart from the procedure itself, the bill includes items that patients often forget about when planning.

  • professional cleaning, which is not included in the price of whitening,
  • replacing old fillings in the front teeth so that they match the new shade,
  • treatment of tooth decay or gum inflammation before the procedure,
  • products for sensitivity used after treatment,
  • repeating the treatment or buying more gel when the colour fades after a year or two.

The cost of the "white diet" is also borne by the patient, although it usually just means changing what you buy rather than spending extra.

Questions about your treatment? Ask the dentist At a consultation in Gdynia we will discuss your case and plan your treatment, including the stages, timing and cost.

How long do whitening results last?

The results of teeth whitening last from 6 months to 3 years. After lamp whitening they usually last from a few months to 2 years, and with proper care the effect can last 2 to 3 years.

How long the results last depends on a few key factors, most of which come down to daily habits.

  • a "white diet" immediately after treatment, followed for 24 to 48 hours,
  • cutting down on staining foods and drinks, which are the main reason the colour comes back; this includes red wine, beetroot and blueberries,
  • drinking coffee and tea through a straw or following them with water,
  • giving up smoking, because cigarettes cause new stains faster than anything else,
  • regular oral hygiene and check-ups with professional cleaning.

Teeth naturally darken over time, so the less staining reaches the enamel, the longer the results last. With trays, refreshing the colour just means buying more gel; with lamp whitening, it means repeating the procedure.

Home kits and charcoal powders

Home whitening kits are tempting on price, but they carry real risks. Products for home use bought without a consultation have an unknown concentration, and one-size-fits-all trays do not fit snugly, so the gel leaks onto the gums.

Charcoal powders and highly abrasive toothpastes are a separate problem. They do not whiten; they wear away the enamel, and enamel that has been worn away does not grow back. The result can be irreversible damage to the tooth surface and permanent sensitivity.

Another risk is that no one checks the condition of your teeth beforehand, and different methods have different contraindications. If a filling leaks or there is decay, the gel gets where it should not.

Contraindications and safety

The dentist decides whether you are suitable for treatment after examining you. Some contraindications are temporary and disappear once treatment is complete.

  • pregnancy and breastfeeding,
  • being under 18,
  • active tooth decay and leaking fillings,
  • gum and periodontal disease, as teeth whitening is not recommended for people with gum disease,
  • inflammation in the mouth,
  • allergy to any of the ingredients in the gel,
  • multiple crowns and veneers on the front teeth, which will not change colour.

Treatment carried out under a dentist's supervision is safe for the enamel. Tooth sensitivity, on the other hand, can be the result of incorrect whitening, especially with overly concentrated products used without supervision.

Does teeth whitening hurt?

Teeth whitening is usually painless. The most common side effect is temporary sensitivity to cold, which subsides within 24 to 48 hours.

Toothpastes for sensitive teeth, avoiding extreme temperatures and desensitising products applied immediately after treatment all help. The fluoride treatment carried out during professional cleaning also reduces sensitivity.

How many shades lighter can teeth go?

The literature reports lightening of 5 to 8 shades on the VITA scale. For teeth that are already light to begin with, though, the difference is often smaller. The final result depends on the structure of the enamel, the cause of the discolouration and the method chosen.

Yellowish teeth respond better to whitening than greyish ones, which lighten more slowly. In such cases aesthetic dentistry has other tools, such as veneers, which change the colour regardless of how the tooth tissue responds.

When whitening makes sense, and when it is better to start with something else

Whitening can give you a beautiful smile when your teeth are healthy and the only problem is their shade. Aesthetic treatments carried out on teeth that have not been prepared give short-lived or uneven results.

If there are leaking fillings, cavities or gum inflammation in the front teeth, the order is reversed: treatment first, then aesthetics. This sequence costs the same, but the results last differently.

Dr Adrian Kiepuszewski
About the authorDr Adrian Kiepuszewskiimplantologist, founder of Flow Dental Studio in Gdynia

For more than 16 years he has specialised in implantology, bone regeneration and comprehensive smile makeovers. He completed a programme at the Harvard School of Dental Medicine and is a national consultant in clear aligner orthodontics.

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