Chestnut is a treasure, which can be processed into dried chestnut, chestnut powder, chestnut sauce, chestnut pulp, cakes, canned food and so on. Chestnut soup is a kind of nutritious candy suitable for all ages. Chestnut tree is hard, straight, corrosion-resistant and moisture-resistant, and it is a good material for manufacturing military industry, vehicles, boats and furniture. Branches and leaves, bark and thorns are rich in tannin, and baking gum can be extracted; Flowers are a good source of honey. All parts of chestnuts can be used as medicine. Chestnut can invigorate the spleen and qi, and eliminate damp-heat. The shell is called astringent to cure nausea, the bark decoction washes erysipelas, and the root can cure kidney qi and other diseases.
However, chestnuts should not be eaten more. Raw food is not easy to digest, and cooked food is easy to stagnate. People with diabetes should eat less or not, because chestnut has a high sugar content.
Therapeutic effect of chestnuts
Chestnut is sweet and cold, and has the functions of nourishing the stomach, strengthening the spleen, tonifying the kidney and strengthening the tendons. Sun Simiao in the Tang Dynasty said: "Chestnuts are the fruit of kidney, and kidney disease should be eaten." Compendium of Materia Medica points out: "Chestnuts can cure kidney deficiency, weakness of waist and legs, tonify kidney and strengthen stomach." Su Dongpo's younger brother Su Zi once wrote a poem praising the therapeutic effect of chestnuts. "Old age has increased my back and feet, and Shan Weng passed it on to me. The guest said that the morning is prosperous and the evening is prosperous, and the white jade slurry is used three times. " Eating chestnut can tonify qi and blood, nourish stomach and kidney, strengthen liver and strengthen spleen; Raw food also has the effect of treating waist and leg pain, relaxing muscles and activating collaterals. Chestnuts contain high starch, which can provide high calories, while potassium helps to maintain the normal heartbeat law, and cellulose can strengthen the intestine and keep the excretory system working normally.
Chinese medicine believes that chestnut is sweet and warm, non-toxic, and has the medical functions of strengthening the spleen and liver, strengthening the body and strengthening the bones. Regular consumption of raw food can cure waist and leg weakness, and shell and bark have astringent effect; Fresh leaves can be used externally to treat skin inflammation; Flowers can cure carbuncle, diarrhea and hernia. Chestnuts are often used in folk remedies. Eating one or two chestnuts raw every morning and evening can cure kidney deficiency and dysuria in the elderly. Raw chestnuts are mashed into mud and applied to the affected area, which can cure traumatic injury, swelling and pain of bones and muscles, and have the functions of relieving pain, stopping bleeding and absorbing sepsis.