Some of the most reliable methods of restoring the sparkle to your smile are Tooth Whitening , Zoom Whitening, and Opalescence Whitening . Coffee, tea, red wine and even normal ageing can erode the natural colour of your teeth over time. Fortunately, contemporary dentistry can provide secure and efficient means of returning that whiteness without the trial and error of home-made kits. Why Professional Whitening Is Worth It You must have noticed hundreds of whitening strips or gels in your supermarket, claiming to give quick results. Although some of them might remove surface stains, they are hardly as effective as a professional treatment. There is a higher grade of whitening agents that dentists apply with controlled conditions, and this is that the process is not only safer but also more efficient. More importantly, you will have someone to evaluate your teeth to see whether whitening is worth your time or not beforehand. How Tooth Whitening Actually Works The science is eas...