The causes of indigestion? 1, improper diet First, regular consumption of spicy or heavy food, easy to stimulate the gastrointestinal tract mucosa, weakening the digestive and absorption capacity of the gastrointestinal tract, will cause indigestion discomfort. Secondly, the consumption of too much meat and less intake of fruits and vegetables will cause a lack of fiber in the body, increasing the burden on the stomach and intestines and cause indigestion. Irregular meals or binge eating habits, easy to affect the normal digestion and absorption function of the gastrointestinal tract, resulting in a large amount of food accumulation in the gastrointestinal difficult to digest. 2, mental tension Long-term mental tension, depression, will make people’s nervous system and endocrine system out of control, and then trigger the symptoms of gastrointestinal indigestion. 3, drug factors like non-steroidal anti-inflammatory drugs and other drugs in the therapeutic effect, will also stimulate the gastrointestinal tract mucosa, so that people produce indigestion, stomach pain and other stomach discomfort symptoms. 4, too much acid stomach under normal circumstances can promote the digestion of food, but excessive secretion of stomach acid will lead to incomplete digestion of food, and eventually produce indigestion symptoms. 5, Helicobacter pylori infection Helicobacter pylori can damage the gastrointestinal mucosa and induce inflammation, which will not only cause indigestion, but also increase the possibility of stomach cancer.