Does Teeth Whitening Hurt- What We Found Out

does teeth whitening hurt

Various people have various questions rising in their minds when talking about teeth whitening. Most of the questions that are asked by the patients are if this procedure is painful or not. At first, the majority of the people are not ready or reluctant to get teeth whitening done as they think it can cause severe damage to their gums or teeth. Still, the fact is that teeth whitening can prevent your teeth from decaying due to bacterial action on them. These bacteria will get removed off by the teeth whitening procedure and give you a brighter look and brighter smile. If you move towards the question that, does teeth whitening hurt? Then it can be explained with the help of the procedure or methods discussed.

Two methods can be used to perform teeth whitening. One of the ways is in office or in-chair teeth whitening procedure, and the other one is at-home teeth whitening, which does not require you to attend your dentist’s office. To know if the process hurts or not, you might want to understand how the procedure is performed.

does teeth whitening hurt

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In-office teeth whitening

Since the dentist is professionals, so they take special care to prevent any harm and painful procedure. Before anything, the first thing your dentist might do is check and observe your hard and soft tissues so that they can judge how the process can be performed. The dentist will also check the placement and conditions of restore ration, which is very necessary. Most of the time, dentists use an x-ray to determine what kind of nature the teeth have and what is the possible depth of the irregularities present in the teeth.

If all of these measures are not taken, and these are not considered, it can cause excessive sensitivity and painful procedures. It might also cause complications while teeth whitening. The dentist has a Shade card with all the shades present, and with that shade, they can match or mirror the shade of your teeth to measure the color of your teeth so that they can perform the whitening accordingly. The bleaching can last for about several months, but it is not compulsory because it can fade away quickly depending upon the lifestyle and eating habits. There are a few more things there are done to prevent any kind of gum bleeding or irritation. Before the bleaching, dentists use a light cure protective player that is put or painted on the gum line and gums so that they can be protected from the concentrated Chemicals and bleaching agents used on your teeth. This way, they can save the gums from any kind of burn and injury.


There are different types of bleaching at in-office tooth whitening. Some dentists use light accelerated bleaching. For this method, light energy is used to accelerate the bleaching process. Using this can make the procedure faster and quicker with better results as well. Using light energy is to excite the peroxide molecules to work faster and get the results quicker. But according to a recent study, light acceleration may damage associated tissues due to an increase in temperature.


Internal bleeding is also done for teeth with a root canal or having their roots removed completely. The main reason is because of the lack of nerve supply to the dead tooth, it gets grey and dark, so a thorough cleaning must make the color better.

At-Home teeth whitening:

This method can be less paint for and irritative on your gums as lower concentrations in this method are used. You will experience less tooth sensitivity in this method as compared to the in-office process. The few things you will be provided in this method are strips and gels and a few more things. There are whitening strips made of plastic containing a very thin layer of gel, which is the peroxide that can be shaped to perfectly fit on your buccal or labial surfaces of the teeth. These trips are indicated to be applied twice a day for about 30 minutes for around 14 days.

This method will observe the gradual whitening of your teeth color from one or two shades. These whitening gels are applied on the tooth surface with the help of small brushes. The other thing that is used in this method is rinses. This rinse will be used to react with the chromogens present on your tooth, and then rinse has an oxygen compound, for example, hydrogen peroxide, which creates a reaction.

Moreover, the whitening toothpaste is also given, which is different from regular toothpaste that we use on a daily basis. The whitening toothpaste have many chemicals that can remove tough stains quickly and in less time. Some of them are having lower concentrations of hydrogen peroxide. With the continuous use of this toothpaste, you can decrease your tooth color from one or two shades.


There is a tray-based tooth whitening in this procedure. It can be performed by wearing a tray that can be fitted on your teeth, which contains hydrogen peroxide or carbamide peroxide bleaching gel, and it works for two to four hours a day to give satisfying results. If you follow the manufacturer’s instructions completely and thoroughly, then you can achieve the required tooth color in about three days as well.


But the question remains that does teeth whitening hurt?

The pain or irritation is minor that it does not even feel at all, so that this process can be straightforward and worth all the time. Since there are many changes made to the teeth whitening process and the process has been made less painful and harmful so with improved methods, you can have pain free teeth whitening with absolutely no damage to your gum

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