Frequent and smelly farting may be caused by intestinal flora dysbiosis, indigestion, intestinal diseases and so on. 1. Intestinal flora dysbiosis: refers to a series of clinical symptoms caused by the inhibition or destruction of beneficial bacteria in the intestinal tract and the reproduction of harmful bacteria, thus causing flora dysbiosis. The main manifestations are diarrhea or constipation, intermittent abdominal pain, abdominal distension, nausea, vomiting and other symptoms. It can cause an increase in gastrointestinal peristalsis, which can lead to a high number of farting and odor. 2. Indigestion: Eating food that is not easy to digest or eating too much gas-producing food, in addition, liver and gallbladder, pancreatic diseases, small intestine diseases can also lead to farting and stinking. Indigestion can produce intestinal flora imbalance, which can also lead to excessive intestinal gas causing farting and odor. 3. Intestinal diseases: constipation, colitis, etc. can cause frequent and smelly farting. There are many other reasons for farting and stinking, so it is recommended that the patient should consult a doctor in time to clarify the cause of the disease and treat the symptoms, so as not to delay the condition.