Green bean skin, also known as mung bean skin or mung bean husk, is mentioned in the "Compendium of Materia Medica". It is the seed coat of the leguminous plant Vigna radiata (L.) R.Wilczak. The green beans are soaked in water, rubbed, and the seed coat is then dried.
[Processing Method] Take the original medicinal material, remove impurities, rinse with water, and dry.
[Description of Medicinal Slice] It is mostly curled inward into a shuttle shape or irregular shape, with a yellow-green or dark brown surface and a slight shine. The inner surface is smooth and light brown. It is relatively brittle and easily crumbles. It has a slight odor and a mild taste.
[Processing Function] Green bean skin has a sweet and cold taste. It enters the heart and stomach meridians. It has the functions of relieving heat and thirst, diuresis and detoxification, and treating eye opacity. It is used for heatstroke with restlessness and thirst, diarrhea, dysentery, edema, abscesses, erysipelas, and eye opacity. The processing method cleans the medicinal material.
