On the market you can find many products that will help you to make your teeth white, but either they will be not so effective or they will come along with side effects. And why to waste money on these products when you have an amazing natural product that will help you to make and keep your teeth white.
That product is apple cider vinegar. It will eliminate all bacteria in the oral cavity, it will remove strains and your teeth will be white as never before! All you will have to do is to dilute ACV with water and to gargle in the morning. You should take half teaspoon of ACV and a cup of water.