In modern society, the progress of civilization and the development of science and technology have given people more capital to obtain health; however, this backfired. The diseases of modern people have not been reduced, but they seem to be more likely to be sick. Nowadays, many people suffer from various diseases, and some people are even very young. They have various digestive problems such as irritable bowel syndrome, acid reflux, chronic diarrhea, abdominal pain, bloating, or constipation, often several simultaneously.