The stomach is an organ of the environment is acidic. By always pH value is approximately 1-4., also in the stomach are also creating enzymes smaller nutrients by using the function of hydrochloric acid (hydrochloric acid) for easy absorption at the small intestine.The enzyme pepsin (pepsin) initially. This enzyme is produced in the form of pepsinogen (pepsinogen) cannot work. But to be converted to pepsin when in the acidic stomach contents. In addition.Ion various, including alcohol, aspirin, and caffeine. However, the function of the stomach that necessary to live is to produce a substance called Approximately intrinsic factor (intrinsic factor).2 B1.