Because you can whiten your teeth comfortably and effectively, in private, while you sleep. The Nite White gel is placed in a thin bleaching tray that fits over your teeth. As the active ingredient in the gel carbamide peroxide is broken down oxygen enters the enamel and dentin and bleaches the colored substances. Results are usually seen in the first night. Maximum results generally occur when the process is continued for 10 to 14 nights.
Some people experience tooth sensitivity to cold during the treatment.
Others have reported temporary discomfort, such as gum or tooth sensitivity. These symptoms always disappear within 1-3 days after interruption or completion of the treatment. The teeth will always be lighter than they were. However, some patients may need periodic re-bleaching for two nights every six to twelve months. The Nite White Process 1.