As you grow older, the teeth naturally become darker or more stained. This can also happens due to coloration property of various compounds such as red wine, coffee and tea and other sugar coated food items. Another major reason for discolouration of teeth is excessive smoking which can make your teeth appear yellow much early on in your life. The plaque build-up on your teeth, which has hardened over the years, could also lead to discolouration. Teeth whitening products, when used correctly can help you lighten your teeth effectively without spending too much money on dental treatments. Most of the teeth whitening products generally contain carbamide peroxide or hydrogen peroxide. When there is a breakdown of these chemicals, the oxygen gets into the enamel or the hard outer surface of the teeth which in effect whitens them.
Important facts you should know about teeth whitening:
The whitening effects can last for a variety of different periods which can last from a few months to years. There are various ways that you can whiten teeth. You could go to the dentist and let him perform various dental whitening surgeries on you or you can use a whitening kit and whiten your teeth at the convenience of your own home. Before this, you must understand that most bleaches don’t work on crowns, fillings, veneer or false teeth but these can be replaced by your dentist to a whiter shade. To whiten teeth which have become discoloured due to root canal treatment, it might be a good idea to apply the cream to the inside of the tooth. It is important to talk to your dentist about various bleaching method and understanding which is the best method to whiten your teeth even if you are using a home teeth whitening kit.
It is important to ensure that any tooth decay or gum disease is treated before you can apply any whitening treatments. Bleaching is usually not recommended for breastfeeding or pregnant women. If under 18 years of age, it is illegal for you to be treated with any product containing more than 0.1 percent hydrogen peroxide.
Several whitening toothpastes may help remove the surface staining but may not change the natural shade of your teeth.
The Tray kits contain mouth trays made of rubber which are moulds that are similar shape as your teeth. It also has a tube of bleaching gel. After pouring some of the gel in the tray, you can place them over your teeth for 30 minutes.
Various whitening strips have been coated with a gel containing hydrogen peroxide. You can wear them twice a week for a couple of weeks.
Mouth rinses can be especially helpful but are less likely to be as effective as the other products as you only keep it in your mouth for a very short duration of time. The bleaching ingredient in the teeth whitening kits is usually hydrogen peroxide. According to a new EU legislation any teeth whitening kit that you buy over the counter cannot have more than 0.1 per cent of hydrogen peroxide. This would make them safer but less effective than what the dentists use which can contain up to six percent of this powerful bleaching agent.
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