Can fennel seed treat stomach diseases?
Under normal circumstances, fennel seeds have a certain auxiliary therapeutic effect on stomach diseases. However, they cannot replace professional medical treatment. Detailed analysis is as follows:

Fennel seeds are warm in nature and pungent in taste, containing rich volatile oils, flavonoids, and other components. Among them, the volatile oils can stimulate the nerves and blood vessels of the gastrointestinal tract, promote the secretion of digestive juices, increase gastrointestinal motility, and help relieve symptoms such as abdominal distension, abdominal pain, and belching caused by indigestion; the anethole contained in fennel seeds has antibacterial and anti-inflammatory properties, which can inhibit harmful bacteria such as Helicobacter pylori to a certain extent, thus alleviating gastric inflammation. At the same time, the warm nature of fennel seeds can warm the spleen and stomach, dispel cold from the stomach, and has a good regulatory effect on symptoms such as cold pain in the epigastric region caused by deficiency-cold of the spleen and stomach, preference for warmth and pressure. Whether drinking fennel seed water or using it in a warm compress pack applied to the abdomen, fennel seeds can regulate qi and the stomach, disperse cold, and relieve pain, thus helping to improve gastric discomfort and aid in the treatment of stomach diseases.
Before trying any natural therapies, especially when suffering from chronic health conditions, one should consult a healthcare professional to ensure safety and effectiveness. At the same time, maintaining a healthy lifestyle, such as eating a balanced diet, engaging in moderate exercise, and avoiding smoking and excessive alcohol consumption, is also essential.