Broussonetia papyrifera, also known as gauze tree or Broussonetia papyrifera, is widely distributed in North China and Central China, and is a commonly used Chinese herbal medicine.

Broussonetia papyrifera is cold in nature and slightly sweet in taste. It has many functions, such as nourishing liver and kidney, improving eyesight and refreshing brain, promoting diuresis and relaxing bowels. The roots, bark, leaves and seeds of this tree can be used as medicine. After the fruit is ripe in autumn, it is picked, and the outer peel and pulp are removed, and the fruit inside is the light leaf. Broussonetia papyrifera has a light taste and a greasy feeling, and its quality is also divided into advantages and disadvantages. Those red seeds, ripe fruits and no impurities are the best quality.