Baking soda, also known as sodium bicarbonate, is composed of a chemical compound that makes it a great mild abrasive. It is this same abrasiveness that effectively removes surface stains from your teeth and make them appear whiter. However, if your goal is to remove deeper, older stains, ...
Baking soda is good for teeth whitening because itis a very mild abrasive, which helps remove stains from the surface of your teeth. In addition, baking soda is alkaline and salty, which helps lighten acid-based food stains – such as those from coffee, tea, and red wine – on teeth. C...