1, elm can be eaten or used as medicine, but its medicinal effect is not as good as bark and root. When people eat elm leaves, they can harvest fresh tender leaves that grow in spring. They can be eaten directly or steamed, which can supplement rich nutrition for human body, promote body metabolism and be of great benefit to maintaining human health.

2, the efficacy and role of elm leaves:

(1) regulates the nerve.

Elm leaves contain many trace elements. After being absorbed by human body, these trace elements can directly act on human nervous system, regulate central nervous system, improve nervous system function, and prevent neurasthenia, insomnia and dreaminess. Usually, people can wash fresh elm leaves, add a small amount of flour and put them in a steamer to steam cooked food.

(2) stop bleeding and relieve pain.

After taking the medicine, elm leaves also have certain coagulation function, which can promote platelet coagulation, reduce swelling and relieve pain. Usually, people can use it for infusion treatment when traumatic bleeding and swelling and pain due to falling. It is best to grind fresh uncle fish into mud and apply it directly to the injured part.

(3) Improve renal function.

Elm leaves also have a certain kidney-tonifying effect. The trace elements, amino acids and minerals contained in it can be quickly absorbed by human body, which can enhance human body's disease resistance, improve renal function, and prevent and relieve urination and body edema. In addition, when people begin to have dry stools, abdominal pain and constipation, eating some fresh elm leaves can also improve the symptoms quickly. The crude fiber it contains can't shorten the defecation time of human beings. ?