A teeth whitening light comes in the form of a blue light emitting diode (LED) or laser which emits ultraviolet rays. These lights have a wavelength of around 480 nm and 520 nm and are used in conjunction with the teeth whitening gel to enhance the process of stain removal and lightening of the shade.
The common ingredients that a teeth whitening gel contains are carbamide peroxide, potassium nitrate, amorphous calcium phosphate, and some flavoring agents.
Unfortunately, alone strawberries cannot whiten your teeth. You need to mix it with baking soda to achieve brighter teeth. These days, it has become easy to bleach your teeth at home with the help of various home-based methods.
Custom whitening is the bleaching procedure that can be performed at home. It works best for the discoloration of the tooth caused due to extrinsic factors. Custom whitening is also useful for the fluorosis. The dentist ensures the fit of thin plastic customized impression trays. The custom whitening trays are meant to fit like a glove to your teeth so that the whitening agent distributes evenly around teeth.
Tooth enamel contains microscopic pits and ridges that can accumulate particles of food and drink and forms an extrinsic stain. Coffee contains ingredients called tannins that cause color particles to stick to the teeth. Over time, they leave an unwanted yellow stain.
Home remedies, such as apple cider vinegar, fruit enzymes, coconut oil pulling, etc., can get rid of yellow teeth. Also, there are several conventional methods, such as professional teeth whitening, whitening strips, dental veneers, etc., to help you in the case of yellow teeth.