Purple bitter vegetables will not hurt the stomach, but have a protective effect on the stomach. When it is used, brown sugar, also called Rong Shu bitter vegetable, is millet, which is named after its purple flowers. Used to satisfy hunger in 1950s and 1960s, it has a very good effect in treating chronic diseases such as chronic cholecystitis, gastritis, hypertension, cerebral thrombosis and heart disease. Swallowwort herb mainly regulates cholecystitis and gastrointestinal problems caused by cholecystitis. Brown sugar is added to balance cold and heat. No harm to the body. Purple bitter herb is the bitter herb of tree glory. Be sure to add brown sugar when using. The most authentic place of origin is Guannan, Jiangsu. Purple bitter herbs are mainly good for gallbladder. By regulating gallbladder, the stomach will return to normal, so there is no harm to the stomach. Adding brown sugar plays a balancing role.