Using baking soda to brush your teeth is harmful to your teeth and is not recommended. Baking soda chemically named sodium bicarbonate, white crystalline powder, alkaline, long-term use of baking soda to brush teeth, will lead to the destruction of the acid-base environment in the mouth, breaking the imbalance of the flora in the mouth, easy to appear in the oral cavity infection. In addition, the frequent use of baking soda to brush your teeth will lead to damage to the enamel, so that the finish of the teeth is damaged, resulting in a rough surface of the teeth, which is more likely to lead to the formation of plaque, increasing the chances of damage. It is recommended to just brush your teeth with regular toothpaste. Using baking soda to brush your teeth will have an adverse effect on your teeth as well as your mouth, affecting the health of your mouth.