There are many reasons for farting a lot but not smelly but very loud, usually related to irrational diet, inactivity and gastrointestinal dysfunction. 1. Dietary irrationality: for example, often eat easy flatulence, indigestible food, may increase the burden on the gastrointestinal tract, thus causing farting but not smelly symptoms, such as eating too much leek, celery, radish and so on. It is recommended to have a soft, light and easy-to-digest diet. 2. Do not like to exercise: such as after eating do not like activities, long-term lying or sedentary, intestinal peristalsis slowed down, food in the role of bacteria in the intestinal tract full fermentation, can also cause fart more not stink but very loud symptoms. It is recommended to accelerate intestinal peristalsis through appropriate activities or walking after meals. 3. Gastrointestinal dysfunction: microenvironmental disorders of the gastrointestinal tract lead to normal gastrointestinal dysfunction, which may be accompanied by an imbalance in the intestinal flora and an increase in the number of gas-producing bacteria, which can affect the normal peristaltic movement of the intestinal tract, thus causing the symptom of farting a lot. Oral probiotics can be prescribed to regulate the intestinal tract. If the symptoms of farting but not smelly and loud, you can first observe, long-term so or other adverse reactions, we should consult a doctor in a timely manner, and through the intestinal endoscopy, stool routine examination for diagnosis and analysis, to understand the cause of the disease and then symptomatic treatment.