Teeth Whitening procedure, risk, cost, time duration

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Cosmetic tooth whitening is one of the most popular and minimally invasive ways to create bright white teeth from yellow dark coloured teeth.

What is teeth bleaching /teeth whitening?

Tooth whitening or tooth bleaching is the process of lightning the colour of nature teeth. People often consider teeth Whitening when teeth become yellowed over time for a several reasons, and can be achieved by changing its colour of the tooth enamel.

Whitening process eliminates teeth yellow and brown stains on the teeth, and can also brighten the dark colour of the teeth. This can be done by a dentist in the dental clinic or at home.

With all the advances made in general dentistry to enhance the appearance of the teeth, whitening process is the easiest and effective. The whitening of teeth is safe and easy, and more affordable than ever before. Because of these reasons and more and more people are doing tooth whitening. 

Why teeth become yellow, brown or dark colour

There are numerous reasons turn our teeth from white to yellow.

Yellow teeth stain may affect single tooth or multiple teeth. The good news is that it’s possible to reverse from yellow to white teeth. these factor are broadly divided in to two

Extrinsic factor/ External stains

 Food habit like more turmeric in cook food

Frequently drinking sugary and acidic liquids like tea, coffee, red wine

Habit of tobacco chewing cigarettes, cigars, paan masala

Poor oral hygiene that results in yellow staining

Long term use of certain mouth wash

In children use of syrup contain ferrous ion (for haemoglobin) primary teeth turning in to black

This type of staining can sometimes be removed by good tooth brushing habits or by professional oral prophylaxis (scaling).

Intrinsic stains/ Internal Stains

This means the stain occurs from within the tooth.

Injury to the tooth (dead tooth) tooth turn into black colour

 Certain medications (such as tetracycline) taken during tooth formation stage

Excess fluoride ingested during the formation of teeth (fluorosis).

Teeth developmental defect like Enamel Hypoplasia, Amelogenosis Imperfecta,

Dentinogenesis Imperfecta

This type of stain cannot be removed by brushing and flossing and sometimes bleaching may not be effective. In that case alternate method like dental veneer or dental crown may require

Apart  from this, aging process goes on the enamel layer of teeth become thin and dentin part is see through thin layer, this gives us yellow colour of teeth because dentin colour is visible

A tooth whitening procedure falls under the category of cosmetic dentistry. The teeth the degree of improvement will depend upon how severely the teeth are stained or discoloured as well as the type of the stains. When teeth are brown or yellow due to tea, wine or tobacco stains will generally lighten four to five shades. Teeth that are gray due to natural pigmentation or antibiotics use will lighten two to three shades.

teeth whitening

What happens during the bleaching procedure?

Bleaching is one of the most common procedures of tooth whitening. It lighter teeth that are yellow stained, or have been darkened because of dead tooth, certain foods or drinking habits.

When you visit our dental clinic we will examine your teeth closely check the overall condition of the teeth, health of gums. Which type of stain you have, do you have any dentan cap or crown because bleaching will not work on crown, so we will evaluate all condition and suggest you which one is good for you

In first step we always recommend teeth cleaning process (scaling), so all sticky substance and calculus are removed and bleaching agent will work effectively

We will put a liquid dam layer on gum to protect from caustic effect of bleach. This is followed by applying the whitening solution.

How does whitening teeth work?

tooth whitening gelDentist will put teeth whitening gel on your teeth that contain bleaching agent has an active ingredient, which is usually hydrogen peroxide or carbamide. This active ingredient is broken down and oxygen gets into the enamel on the teeth and the color is made lighter.

Laser teeth whitening

laser tooth whitening in rajkotLaser whitening is a specialized procedure in which specialize blue wave length light is use to activate bleaching agent and fasten its process.

The procedure involves placing a concentrated bleaching gel on your teeth and then using a laser to heat it up and chemical get activated to start working on yellow stain and make it whiter shade.

Who should not consider for bleaching process?


Bleaching is not recommended in children under the age of 16. This is because the tooth is still not mature it may become sensitive.

Gum disease, worn-down enamel and dental cavities

Individuals with gum disease, teeth with broken down enamel are generally avoid tooth-whitening procedure. Cavities need to be filled before undergoing any whitening procedure. This is because the whitening agent penetrates into any decay, which can cause sensitivity.

Fillings, crowns, veneer and bridges

Any filling material used in dental restorations (crowns, veneers, composite filling or bridges) cannot whiten. Therefore, using a whitening agent on teeth that contain restorations will result in uneven whitening. Any whitening procedure should be done prior to the placement of restorations.

Sensitive teeth

Individuals with sensitive teeth and gums or receding gums should consult dentist prior to a tooth-whitening. Anyone allergic to peroxide (the whitening agent) should not use bleaching product.

Darkly stained teeth

Yellowish teeth respond well to bleaching, brownish-colored teeth respond less.

Blue-gray staining caused by the antibiotic tetracycline is more difficult to lighten and Teeth that have dark stains may be better candidates for another lightening option, such as veneers, bonding, or crowns.  Dentist will suggest you which is best option suited for you.

Teeth whitening at home

Home whitening procedure is extension of office teeth whitening procedure

 Dentist records impressions of upper and lower teeth. This helps to prepare custom transparent tray with small reservoir of bleaching gel a custom fit ensures that the whitening agent remains in contact with your teeth.

Dentist will give you gel and tray one has to put teeth whitening gen in tray and wear in your teeth

Home teeth whitening gel or chemical contain weaker whitening agents thus its take longer time to get desirable result, so dentist will recommended you to wear tray for 6-8 hour per day for 2-4 week

Bleaching procedure will not work in following condition

Teeth whitening not work in any prosthesis like old crown/ cap you have on your teeth, denture teeth (read denture care)

Will not work if enamel is wear off or defective enamel like in a condition of Enamel Hypoplasia

Whitening procedures will not work on exposed tooth roots, because roots do not have an enamel layer.

Frequently ask questions

How much time requires for teeth whitening

Usually teeth whitening process require one to three appointments at dental clinic depending upon the method used, how severe your stains are and the extent to how white you want your teeth to be! Per appointment your process will takes roughly around 30-60 minutes. The amount of application can depend on the amount of stain you have on your teeth

Is there any side effect of bleaching?

Occasionally people experience temporary discomfort during the bleaching treatment, such as tooth sensitivity. These symptoms are transient & disappear within one week after completion of the treatment. Overall, tooth bleaching under professional supervision is completely safe procedure.

Risk of teeth whitening/ is teeth whitening are safe?

Professional teeth whitening are completely safe. Teeth sensitivity is only problems may feel by some patient but usually it is temporary and resolved in 1 to 2weeks.

Dentist may guide you to use some desensitizing tooth paste or some mouth wash to get rid of this problem.

Is laser whitening painful?

Not at all, it is completely painless procedure it just enhance the action of bleaching agent.

Some of our patient is asking that does laser whitening damage enamel?  No it will not affect your enamel.

How long does teeth whitening last?

The change may also be permanent in some situations. In most cases, bleaching effect will last up to 3 years.

Whitening teeth may last longer by certain precaution like avoiding smoking or tobacco chewing, limit the consuming of acidic and sugary food, drinking red wine etc.

Teeth whitening cost

The cost of teeth whitening can vary from city to city, procedure to procedure, even in different country have different cost

 It is tough to tell what is exactly cost all over India In India, on average, teeth whitening costs 7000 INR -14000 INR This package generally includes a professional cleaning, polishing, and whitening of your full mouth.

Dental whitening cost in India depends on expertise of your dentist and method of teeth whitening.

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