Soda powder, scientific name of sodium bicarbonate, is a white powdery solid. When using, we should pay attention to control the dosage, which is generally between 1%-2%, and it is not easy to overdo it, otherwise it will have bitterness, which is because of the alkalinity of baking soda. One of the most widely used loosening agents in food industry is used to produce biscuits, cakes, steamed bread, bread and so on. , is the producer of carbon dioxide in soft drinks; It can be compounded with alum to form alkaline baking powder, or with soda ash to form civil caustic soda; It can also be used as a butter preservative.

Harmless to the body, it is a food additive allowed in China. If you eat it in a small dose, there will be no obvious situation, but if you eat it for a long time, it will be harmful to your health because it is too alkaline.