As a kind of herbal medicine, Bitter Yuanzhi has the functions of soothing and stimulating, phlegm and swelling. It is used for insomnia, forgetfulness, convulsions, convulsions, coughing, soreness and sore symptoms caused by heart and kidney disharmony. It is too small and difficult to extract. Some processes are not able to extract substances efficiently, which is easy to cause waste. The ion adsorption method has a significant function for extracting bitter.