Teeth whitening as the name implies is the treatment leads to whiter teeth and bright natural smile. The aim of teeth whitening treatment is have a natural white teeth a little brighter in color than the sclera of the eyes. Teeth whitening do not fit everyone. And it is not recommended to use in the following cases:

  1. Age less than 16 years: it is not recommended for ages under 16 years because the nerve is usually large and close in the young and therefore bleach solutions can affect the health of the nerve or lead to its sensitivity.
  2. During pregnancy or breastfeeding: teeth whitening is not recommended during pregnancy or lactation.
  3. Sensitive Tooth: bleach usually increases the sensitivity of the teeth, and its use may aggravate the problem.
  4. Infections or gum disease.
  5. The presence of fillings, crowns or bridges: whitening cannot bleach fillings, crowns or bridges. So the whitening will bleach natural teeth and creates a type of heterogeneity. And in case you are interested in whitening. bleach must be done first, and then wait at least two weeks to take the teeth color, and then the doctor put the filling or crown.
  6. High discoloration of teeth: whitening works well on bleaching yellow teeth, the teeth that tends to be brown in color be bleached harder while the dark gray or violet color teeth cannot be bleached well or could not be whitened at all.  In such cases fillings or crowns are used as an option. Your dentist is the only one who can give you the best choices,
  7. Unrealistic Expectations:  teeth whitening teeth lead to beautiful looking in the vast majority of patients. But there is a percentage of people do not respond to this process such as smokers who should know that the results will be not encouraging unless they stop smoking, especially during the bleaching process.

 

Teeth Whitening Systems?

With all types of bleach results will vary from one person to another, and degree of success of bleach rely on the condition of  dental health, the type and degree of yellowing teeth, the type and concentration of the solution used in bleach, time used, and follow the patient instructions, and whitening system used .

Teeth whitening systems:

  1. Whitening toothpastes: you can find them on the shelves of supermarkets, malls or pharmacies and contain bleaching and chemicals materials. Whitening toothpastes do not make deeply bleaching and you could not obtain the better results such as those obtained at the dentist. The whitening toothpastes can bleach your teeth one degree or less. The whitening at the dentist can secure whitening of teeth from three to eight degrees.
  2. Home teeth whitening:
  • The dentist makes a special container according to your teeth size. This vessel allows to the maximum degree of contact between the teeth and bleach solution. Teeth whitening solution placed into the container and left in the mouth at bedtime. This is the best home way to whiten teeth. B) You can buy prefabricated container of the teeth, and this vessel is of one size for all, and is relatively effective but not like the one made by your dentist. Bleach solution is placed inside the bowl and left during sleep period in the mouth.
  • Whitening strips: You can buy these strips in supermarkets or pharmacies, and put them on the front teeth twice a day for 30 minutes for two weeks, during which the materials located on the segment laundering teeth, and can live results of this bleaching period of four months.
  1. Whitening at the dentist: better and faster means of teeth whitening, where the doctor uses materials severe bleaching, but does not affect the strength of the teeth, the doctor will put a protective layer of the gums around the teeth to avoid the effect of bleach it and then is put this material on the teeth directly. The laser can be used to accelerate the bleaching process.

What are the biggest differences between home whitening and that at the dentist?

  • Whitening  period: the home whitening takes  several weeks depending on the discoloration  of teeth and many of the factors mentioned above, but the process of whitening  at the dentist often takes  one visit (less than an hour).
  • Supervision: The process of whitening at the dentist under the supervision of a physician, but the process of home whitening lacks this condition.
  • Cost: whitening at the dentist costs more than home whitening, so it's worth mentioning that home whitening may achieve the desired white teeth at a lower price, especially if the color of your teeth is close to the desired color.

Ways to reduce the risk of home whitening?

  1. If you feel at any time a sensitivity in your teeth due to hot or cold or a change in the color of your gums stop use the home bleaching immediately and see your dentist.
  2. Try to choose a system you can modify the shape of the tray-based system, which will be fixed on your teeth.

What are the risks of teeth whitening?

There are two problems: the first is increase of tooth sensitivity to hot and cold and the second is the gum inflammation or irritation. Irritated gum is often caused due to the use of prefabricated home tray-based system which size may be larger than the required. These two problems are temporary and may stop within two to three days after stop whitening. Use of toothpaste special for sensitive teeth (containing Potassium Nitrate) which reduces the pain and irritation.

Consequences of teeth whitening?

Some whitening products dispensed through dentists' offices as well as professionally applied (in-office) bleaching products have received the American Dental Association (ADA) Seal of Acceptance, which indicates that the product has met ADA guidelines for safety and effectiveness. Currently, only dentist-dispensed home-use products containing 10% ceramide peroxide and office-applied products containing 35% hydrogen peroxide have received the ADA Seal of Acceptance. Over-the-counter bleaching products are not endorsed by the ADA, because the organization believes that professional consultation is important to ensuring safe and effective use. No whitening products using lasers are on the ADA's list of accepted products. Several whitening toothpastes

What are the results of bleach in the long run?

Teeth whitening does not last for lifetime. The whitened teeth of the people who consume food or drinks containing dyes (or colored juices or tea and coffee) or smokers may change after one month after whitening. The effect for a full year or more non-smokers and those who do not consume foods and drinks contain dyes.

Instructions to increase the whitening span?

  • Avoid consumption of materials that contain dyes.
  • Brush your teeth immediately after eating food or drinks contains dyes.
  • If you want to drink materials containing dyes try to use a straw and try to prevent the drink touching of your front teeth.
  • Follow the instructions for cleaning the mouth and teeth. Brush your teeth at least twice a day, and use floss once before bedtime.
  • Use whitening toothpaste (over e or twice a week only) to remove stains deposited on the surfaces of the teeth and use toothpaste that contains fluoride and non-bleached the rest of the week.
  • Repeat bleaching every six months or a year or two, depending on the method used, and if you smoke or consuming dyed materials you need bleaching three or four times a year.

FAQs: Does bleach remove the outer layer of the teeth?

The use of licensed lotions by the American Dental Association available at most dentists around the world do not affect the solidity and strength of the teeth. These materials are 1% Carbamide Peroxide and 30% Hydrogen peroxide.

Whitening has positive effect dental nerve, and in the statistical data prepared by the U.S. National Institute of Health on a group of Americans, that after seven years of bleaching their teeth did not need any nerve treatment at all.