Walnut green peel contains a variety of bioactive components, and contains a lot of vitamin C before maturity.

The pulp of green walnut is rich in nutrients, including protein and amino acids.

Compendium of Walnut Green Peel Materia Medica records that green peel walnut has analgesic effect.

In the prescription of traditional Chinese medicine, walnut green peel is called Qinglongyi, which can be used to treat skin itching and pain. Walnut green peel soaked in wine can be used to treat liver and stomach gas pain, gastric neuralgia, acute and chronic stomachache.

Walnut is a deciduous tree with pinnate compound leaves, oval leaflets, spherical drupes, smooth exocarp, fleshy mesocarp, hard endocarp and wrinkles. Wood is tough, can be used as utensils, nuts can be eaten, oil can be squeezed, and medicine can be used. Belongs to nuts. The fruit of this plant. Also called walnut, we call it green walnut in the fruiting period. The green husk of wild walnut in Changbai Mountain has medicinal effects, and the wild walnut kernel is the first to nourish the brain.