# How Do Teeth Whitening Procedure Done? To eliminate the discoloration, stains and yellow teeth, the procedure of tooth whitening is done. As this procedure greatly improves the look of the teeth which is why maximum people go for it due to aesthetics reasons. Inorder to maintain the brightness and the whiteness of the teeth, its whitening has to be done in time intervals and not just once. ![](https://i.imgur.com/RxrJrcG.jpg) 30 minutes is the average time taken for the procedure where the dentist will put a gel on your teeth for 30-40 minutes and then clean it off before you leave. The results will begin to appear after two to three sessions as the procedure will take three to five sessions to be complete. Details of the procedure, and the time it takes, will depend on your specific requirements as well as various other factors that include your dental health, the amount of staining and the kind of whitening teeth method you have opted for. If you are seeking for expert near, then you can refer to [emergency dentist in Sydney](https://www.rousehillsmilesdentalcare.com.au/service/emergency-dentist-in-rouse-hill).