How long will my whitening last?

The results are different from person to person. For a few fortunate people with atypical diets the results can last up to 1-2 years. For most teeth it last around 3-6 months. If you drink a lot of coffee, tea, dark soda, red wine or smoke cigarettes, the results will obviously not last as long and you may have to repeat the process more often. Maintaining kit is recommended for a prolong results.