What is the use of adding baking soda when brushing teeth

When brushing teeth, people generally use toothpaste directly. But many people also put baking soda when brushing their teeth. This is because baking soda can whiten teeth. Of course, although baking soda will not affect the oral cavity, it is still not recommended to use it too much because it will cause damage to the teeth. Below, I will introduce you to the relevant knowledge about brushing teeth with baking soda.

1. The effect of brushing teeth with baking soda

In principle, brushing your teeth with baking soda will not affect your gums or oral cavity. Because baking soda dissolves quickly when it comes into contact with water, and the oral environment of people is mostly acidic after eating. When baking soda comes into contact with acid, it forms carbonic acid (carbon dioxide + water) and sodium ions. These three substances are harmless to the oral cavity.

However, baking soda itself is an alkaline substance. Using alkaline substances to brush your teeth for a long time will damage the tooth enamel and destroy the dentin. Moreover, the main ingredient of baking soda is sodium bicarbonate, and too much sodium in the body will have adverse effects on the body.

In summary, brushing your teeth with baking soda may have a certain "whitening" effect, but long-term use may cause damage to the teeth themselves. It is recommended to try it occasionally, but not to use it for a long time.

2. How to brush your teeth with baking soda to whiten your teeth

Soda water and salt water may work, but the effect will not be very obvious because using soda water removes the pigment deposits on the surface of the teeth. If the teeth are yellow, it will not work. Can brushing teeth with baking soda make them whiter? There is a medical method that uses equal amounts of salt and baking soda, mixes them into a toothpaste-like state, and brushes your teeth once a day. In 3-4 days, all stains on the surface of the teeth can be removed, making the teeth white.

3. Precautions for brushing teeth with baking soda

Brushing your teeth will not make them white. The reason they become white is because brushing away the visual effect created by the plaque, pigments, etc. on the tooth surface. Brushing your teeth with baking soda takes advantage of this cleaning effect and whitens your teeth.

Baking soda itself is an alkaline substance. If you use alkaline substances to brush your teeth for a long time, it will corrode the teeth themselves. Therefore, it is recommended that you should not use it for a long time, as it will damage your mouth and teeth.