It neutralizes the gastric acid and maintains the stomach pH at around 3.5~4.2.
It is effective for gastric mucosal protection, and acts as an astringent to inactivate pepsin and trypsin.
It is also effective for buffering the side effect from analgesic medicine.

It is Aluminum salt of glycine. It is used for buffering agent for gastric mucosal protection as well as cross linking agent, laxative and excipient.