How to Help Your Professional Teeth Whitening Last Longer
The effects of professional teeth whitening won't last forever, but this isn't exactly a closely-guarded secret. The results can be immediate and striking, but re-treatment will eventually prove to be necessary if you want to maintain the colour of your teeth. Some people might require additional whitening treatment within months, whereas others won't need to consider the possibility for a year or more. How can you make these effects last for as long as possible?