Used to treat digestive disorders, especially those involving acidity, heartburn, and bilious conditions. it is particularly effective for migraines or headaches associated with gastrointestinal upset, where symptoms include burning in the stomach, sour belching, and nausea. iris versicolor is also used for conditions like chronic gastritis, indigestion, and pancreatic dysfunction. additionally, it may be indicated for skin conditions such as eczema or eruptions that are accompanied by digestive disturbances.