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After the treatment, your teeth will be up to eight shades brighter, but Zoom whitening is a fairly temporary treatment. It will not make your teeth permanently brighter, but it the procedure can be completed in less than an hour, so it is convenient if you are looking to get bright teeth quick. But our North Hollywood cosmetic dentist can give you some tips to make sure your smile stays as bright for as long as it can.
The best thing you could do would be to limit your consumption of stain-causing substances. Outside of that, you should brush and floss your teeth twice a day in order to remove any stains and bacteria. You can also rinse your mouth out with water after every meal so that nothing has a chance to hang onto your teeth.