Sihai network

What are the benefits of eating chestnut? Efficacy and nutritional value of Chestnut

In autumn and winter, a large number of chestnuts are on the market. The aroma of sugar fried chestnuts sold by street vendors makes people can't help buying some every time they pass by. So what are the benefits of eating chestnut? This article introduces the efficacy and nutritional value of chestnut. Let's have a look.

chestnut

There is a Chinese proverb: 'carambola in July, hawthorn in August, chestnut in October, laugh ha ha'. Chestnut, also known as chestnut, is known as the "king of thousands of fruits". It is called "five fruits" together with peach, apricot, plum and jujube. It is called "healthy food" abroad. It is an excellent fruit for strengthening the spleen and kidney and prolonging life. Its tree name is chestnut. It is a beech deciduous tree plant. It is one of the earliest fruit trees cultivated in China. Sima Qian of the Western Han Dynasty has' Yan and Qin Qianshu chestnut & hellip 'in the biography of goods and colonization in historical records& hellip; This is a clear record of "everyone and thousands of marquis". Chestnut leaves are lanceolate or oblong, and the leaf margin is serrated. Flowers unisexual, monoecious; The male flowers are catkins. After maturity, the involucre splits and the chestnut fruit falls off. The nuts are purplish brown, covered with yellowish brown pubescence, or nearly smooth, and the pulp is light yellow. The fruit contains sugar, starch, protein, fat, vitamins and minerals.

American chestnut was originally the main tree species in the eastern United States, but it was almost extinct by a fungal disease. Chestnut species in Europe and West Asia are also vulnerable to infection. However, chestnut species in China and Japan are resistant to this fungus, so they are now introduced by the United States to cultivate hybrid tree species that can resist fungi. Chestnut is distributed in Liaoning, Beijing, Hebei, Shandong, Henan and other places in China. The shell is large, spherical, with external thorns and 2-3 nuts, which are born in the shell. Famous varieties are Liangxiang chestnut, which is produced in Liangxiang, Fangshan, suburb of Beijing. The fruit is small, about 5g, sweet and mature in mid October; Qianxi Ming chestnut, also known as' red skin 'and' red hair ', is produced in Qianxi and Xinglong, Hebei Province. The fruit is medium large, 7-9.5g, red brown, bright, sweet and mature in mid September; Laiyang red chestnut, produced in the area of Zhuangtou, Laiyang, Shandong Province, has medium large fruit, dark brown skin, bright light, good quality, sweet noodles, mature in early September; Another Castanea henryi, also known as pearl chestnut, is distributed in the Yangtze River Basin and all parts of the south of the Yangtze River. The shell head contains an egg shaped nut with the same taste as chestnut.

Efficacy and function of Chinese chestnut

1. Anti aging

Rich in unsaturated fatty acids, vitamins and minerals, chestnuts can prevent and treat diseases such as hypertension, coronary heart disease, arteriosclerosis and osteoporosis. They are good nourishing products for anti-aging and prolonging life.

2. Mouth and tongue sores in children

Chestnuts contain riboflavin. Often eating chestnuts is beneficial to children's mouth and tongue sores and adult oral ulcers.

3. Good food for the elderly

Chestnut is rich in vitamin C, which can maintain the normal function of teeth, bones, blood vessels and muscles. It can prevent and treat osteoporosis, sore waist and legs, muscle and bone pain and fatigue, and delay human aging. It is an ideal health fruit for the elderly.

4. Invigorating qi and spleen

Chestnut is a dry fruit variety with high carbohydrate content. It can supply more heat energy to the human body and help fat metabolism. It has the function of Supplementing Qi, strengthening spleen and tonifying gastrointestinal tract.

Nutritional value of Chestnut

1. Rich in unsaturated fatty acids, vitamins and minerals, chestnuts can prevent and treat diseases such as hypertension, coronary heart disease, arteriosclerosis and osteoporosis. They are good nourishing products for anti-aging and prolonging life. They are known as the "king of dried fruits", and are called "iron crop" and "woody grain" together with jujube and persimmon;

2. Chestnuts contain riboflavin. Regular consumption of chestnuts is beneficial to children's mouth and tongue sores and adult oral ulcers that are difficult to heal over time;

3. Chestnut is a dry fruit variety with high carbohydrate content. It can supply more heat energy to the human body and help fat metabolism. It can replenish qi, strengthen the spleen and thicken the gastrointestinal tract;

4. Chestnuts are rich in vitamin C, which can maintain the normal function of teeth, bones, blood vessels and muscles, prevent and treat osteoporosis, sore waist and legs, muscle and bone pain and fatigue, delay human aging, and are an ideal health fruit for the elderly.