Most of us don't realize the importance of our teeth until we start having problems with them, so if you've suffered from sensitive teeth, it might be time to take a look at the toothpaste you use, like any other toothpaste. Others. teeth whitening product. Many teeth whitening products claim that they are safe for your teeth and will give you a healthy, white smile, but what they don't tell you is that they also damage the enamel on your teeth. With a natural teeth whitening you don't have that kind of problem.