Plantain has been used as a medicine since ancient times. There are detailed information about plantain in famous Chinese medicine books such as “Shen Nong’s Materia Medica”, “Famous Doctors”, “Southern Yunnan Materia Medica”, and “Materia Medica Huiyan” . Record. Plantain has the effects of diuresis, antitussive, expelling phlegm, antidiarrhea, and improving eyesight. Young plantain is one of the wild vegetables that are often eaten and one of the best raw materials for grass tea. The plantain is rich in gums, absorbs water and swells after eating, can promote intestinal peristalsis, treat constipation, eat it There will be a feeling of fullness.