When it comes to teeth whitening, certain techniques are done. They sometimes vary according to the teeth whitening procedure that a dentist or customer uses. There are teeth whitening techniques that require the customer to place strips on the teeth at bedtime, cumbersome teeth whitening trays, whitening gel that is pasted on the teeth and those done in the dentist's office. These also vary in costs and time period when the result becomes visible. Customers may take their time to choose what teeth whitening technique best suits their kind of teeth and one that can meet their satisfaction in achieving whiter and brighter smile.