Tooth-enamel discolouration is caused by a variety of things. They include aging, superficial stains from drinking coffee, dark sodas and wine, smoking, or from taking medications such as tetracycline and
genetic trait.
Age – teeth darken over time as a result of wear, tear and stain accumulation.
Age – teeth darken over time as a result of wear, tear and stain accumulation.
Results usually last 3-6 months depending on teeth structure,hygiene and oral habits.