Getting whiter sparkling teeth is easier than its ever been before. Having whiter teeth helps a person look younger, and so many people are interested in taking years off the look of their body by lightening their teeth. Time and foods that we eat and drink, as well as smoking and prescription drugs, all have their effect on teeth. Thankfully, there are many teeth whitening kits available to buy. Dental professionals have accepted these advances, though of course, they prefer you to come into their office for treatment. There are many options of teeth whitening kits available over-the-counter, as well, in fact, many more options than ever before. All of the teeth whitening kits have pros and cons.