Dried fruit, that is, fruit with dry skin after ripening. Dried fruits are divided and closed, and most of them are nutritious. There are many common dried fruits, such as chestnut, Castanea henryi, hawthorn, hazelnut, cashew nut, walnut, melon seeds, pine nuts, almonds, ginkgo, pistachios, pecans, Amomum villosum, torreya grandis, white melon seeds, pumpkin seeds, peanuts, almonds and macadamia nuts.
Walnut, for example, contains a variety of trace elements and minerals necessary for human body, among which zinc and manganese are important components of pituitary gland, which has the function of strengthening brain if eaten regularly. The fat contained in walnut is glyceride linoleic acid, which can meet the needs of brain matrix and reduce the absorption of cholesterol by intestine. Suitable for patients with hypertension and arteriosclerosis.
Besides protein and fat, dried fruits also contain a lot of vitamin E, folic acid, magnesium, potassium, copper, monounsaturated fatty acids, polyunsaturated fatty acids and more dietary fiber. However, the daily intake should be controlled, because dried fruits also contain a certain amount of oil, and excessive intake of dried fruit oil is harmful to the health.