Soda can neutralize stomach acid to a certain extent, so people with excessive stomach acid can use soda in moderation to relieve discomfort, but it is not a substitute for medication. Soda water (aqueous solution of sodium bicarbonate) is a weak alkaline liquid, which can neutralize stomach acid to a certain extent, so it can be used to a certain extent to relieve the discomfort caused by excessive stomach acid. However, it is important to note that soda is only a food, and cannot be used as a substitute for medication. Diseases caused by excessive gastric acid secretion should be treated with antacids (e.g., aluminum hydroxide), acid inhibitors (e.g., omeprazole), and gastric mucosal protectants (e.g., bismuth potassium citrate). In addition, soda contains more sodium, and it is better for hypertensive patients not to drink soda, or to drink soda while paying attention to reducing salt intake. In summary, soda can be used to reduce the discomfort caused by stomach acid, but the diagnosed disease must be standardized treatment under the guidance of a doctor, ten thousand can not soda alternative treatment. Do not blindly dispose of yourself to avoid adverse consequences.