However, when the dentist is involved they would take measures (such as providing a close fitting custom bleaching tray, or isolating the gum during surgery whitening) to ensure that the hydrogen peroxide stays well away from the gums. One of the reasons that the concentration is lower in whitening strips is because hydrogen peroxide can burn the delicate soft tissue/gum area, for home use this is why the concentration is lower. This typically means that teeth whitening at the dentist is quicker and may be able to whitening the teeth more than whitening strips. Whitening strips typically have a hydrogen peroxide (the active whitening ingredient) percentage of around 6.5% whilst teeth whitening prescribed by a dentist can, in some circumstances use concentrations up to 40%. Do whitening strips work well on yellow teeth? It is important that any food debris or surface plaque is removed from the teeth prior to whitening, this is why we recommend cleaning teeth before starting the daily whitening routine at home. We recommend that a delay of 20 minutes is taken after eating before teeth brushing and starting the whitening process. This is particularly true if this was acidic food & drink. It is advisable to wait 20 minutes after eating before brushing the teeth, this is to give the surface of the teeth time to recover from any acid attack which occurs each time anything is eaten or drunk. Should I brush my teeth before whitening trays The dentist will ensure that there is an isolating agent put over the gums of the teeth to prevent the gel coming into contact with them. In office whitening – this involves the dentist in the office/surgery placing the whitening gel over the surface of the teeth and then applying a high-powered light to speed up the whitening process.The whitening gel contains hydrogen peroxide bleaching agent to lighten the colour of theteeth. The whitening gel is placed inside the tray and is then worn for a couple of hours each day or possibly overnight. This tray fits precisely over the surface of your teeth, this helps to keep the whitening gel exactly in place and prevent it from touching the sensitive gums. Home teeth whitening kit – this involves visiting the dentist to have a dental impression taken, from this impression a highly accurate custom fitting whitening tray will be made.The following options can whiten teeth to a greater degree than is possible without visiting a dentist: Teeth whitening strips – Whitening strips will have an active ingredient to actively whiten your teeth, however, it’s important to know that for safety reasons the amount of this active ingredient is quite dramatically reduced compared to what you can have when it is prescribed by a dental professional.Other whitening pens do contain an active whitening agent so it’s important to check which type is on offer prior to purchase. They can often be good to whiten teeth for a single occasion but the results will be very temporary. Teeth whitening pens – these can often be purchased in chemists and other similar shops, most typically they are simply a slightly translucent white paint which covers the front surface of the tooth temporarily. ![]() Teeth whitening toothpastes – these can start the process at home, there is very little active whitening agent within the toothpaste as this is restricted in law, these toothpastes typically use a slightly more abrasive compound, this is then more effective at removing surface stains.The following items can typically be bought over the counter: Understanding this can help us make the best decision about whitening strips. There are a range of options to whiten dark teeth, some of them can be done at home whilst others will require a visit to a dentist. ![]() In this blog post we will have a look at teeth whitening strips and answer a few questions you may have about this home teeth whitening option. It’s also popular for people to want to discover ways to do these without visiting the dentist, or at least keeping visits to the dentist to a minimum. Many people wish to improve the appearance of their smile, this can include a range of treatments from straightening crooked teeth to replacing missing teeth to rebuilding broken down teeth through to whitening dark teeth.
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