Home Teeth whitening is a dental cosmetic procedure used for improving the colour of the teeth. In this process, teeth are bleached by the use of bleaching gels, lasers or whitening systems like zoom and flash.You can save the time taken in the dental practice for a bleaching session and Do It Yourself! All what you have to do is a single visit to Medstar Dental Medical Center where we provide you with a customized tray, the bleaching gel and provide you with simple few instructions of use. Enjoy monitoring your teeth getting whiter day after day. The main component of bleaching gel is hydrogen peroxide and its percentage varies according to the product. The percentage of hydrogen peroxide in-home products is 10% while the ones used at the dental office have 25% hydrogen peroxide.