Walnut, also known as walnut and peach, is the fruit of deciduous trees belonging to Juglans of Juglandaceae. Walnut is a leader in food, and its health care function is highly praised in medical books of past dynasties, saying that it can "dredge meridians, moisten blood vessels, blacken hair and make skin smooth and delicate". "Compendium of Materia Medica" says: Walnut has the function of "blackening hair, consolidating essence, treating dryness and regulating blood". Walnuts can be eaten raw and fried, and can also be used to extract oil, make cakes and candy. It is not only delicious, but also has high nutritional value. It is known as "Long live the child" and "longevity fruit". Walnut, almond, cashew nut and hazelnut are also known as the world-famous "four dried fruits". In western European countries, it is also a holiday food for some traditional festivals such as Christmas. Another kind of hickory, also called wild walnut, is a native product of China, Zhejiang and Hangzhou, and its nutrition is basically the same as that of walnut.
1. Walnut is rich in nutrition, protein, fat, minerals and vitamins. Every 100g contains protein 15.4g, fat 63g, carbohydrate 10.7g, calcium 108mg, phosphorus 329mg, iron 3.2mg, thiamine 0.32mg and riboflavin 0.1kloc. Fat is rich in linoleic acid and has high nutritional value. In addition, it is also rich in vitamins B and E.
2. Walnut is rich in vitamins B and E, which can prevent cell aging, strengthen brain, enhance memory and delay aging. Walnut also contains special vitamins, which will not only increase cholesterol, but also reduce the absorption of cholesterol in the intestine. It is suitable for people with arteriosclerosis, hypertension and coronary heart disease.
3. Walnut kernel contains linseed oleic acid, calcium, phosphorus and iron, which is an ideal skin care agent for human body. Regular consumption can moisturize and blacken hair, and prevent premature whitening and shedding of hair.
4. Walnut kernel also contains a variety of trace elements needed by human body, which is an important auxiliary material of Chinese patent medicine, and has the functions of nourishing qi and blood, relieving cough and resolving phlegm, moistening lung and tonifying kidney. When you feel tired, chew some walnuts to relieve fatigue and stress.
Second, how to eat walnuts?
There are many ways to eat walnuts. In addition to eating directly, amber walnuts and salt and pepper walnuts are good choices. You can usually cook some walnut porridge at home: cook porridge with glutinous rice, add walnut kernel and jujube after the pot is boiled, and cook for about 10 minute, which is the most nutritious:)
If you have a strong taste and like fragrant roasted seeds and nuts, you can try the method of frying roasted seeds and nuts. At home, the simplest thing is to heat the pot and increase the amount of salt, sugar, monosodium glutamate, pepper and fresh spicy powder to taste. When these powders reach a certain degree of heat, add walnut kernel and stir-fry over low heat. When the color of the salt begins to turn black, take out the pot. The walnut kernel is fragrant and salty.
But walnuts are very angry and contain a lot of oil. Eating too much will make people angry and disgusting. People who get angry and have diarrhea should not eat it. A good way to eat is to make walnut porridge with walnuts, red dates and rice, because walnuts can supplement the "innate foundation" and rice and red dates can supplement the "acquired foundation". This combination has the best health care effect.
In addition, it can be made into walnut juice (walnut kernel+bean paddle), and the sugar walnut kernel can be drawn in the northeast, and salt and pepper can also be used (drawing and salt and pepper are two ways to eat, so it is easier to get angry, and the elderly and children should eat as little as possible). Cantonese usually use walnuts as soup (pork bones+walnuts+longan meat+red dates), which tastes good and is very effective for mental work and children's intellectual development. The last way is to eat raw, which is simple, convenient and nutritious.
Walnut, also known as walnut, peach and peach, enjoys the reputation of "longevity fruit" and is an ideal nourishing food. The fat protein contained is of high quality, and it also contains sugar, vitamins, calcium, phosphorus and magnesium. Potassium. Minerals such as manganese and road, as well as mania, cellulose and pentosan. According to analysis, the nutritional value of 500 grams of walnut kernel is equivalent to 2500 grams of eggs, 4750 grams of milk or 1.500 grams of pork. It can be seen that the nutritional value of walnuts is considerable.
Analysis of Xilu Medical Enthusiasm: "Walnuts nourish the liver. Kidney is the key drug for strengthening tendons and bones. Therefore, it is good to treat low back pain, foot pain and all muscle pains. Because it can tonify the kidney, it can treat toothache, blackening beard and hair, fatigue, asthma, benefiting qi, deficiency and cold of lower energizer, frequent micturition, female metrorrhagia and other diseases. Its nature can also eliminate hardness, remove blood stasis, treat heartache, sand stranguria, stone stranguria as disease, kidney scattered without full water, and urine is unfavorable. "
Walnut is sweet, warm, flat and non-toxic. Eat healthily and nourish black hair. Reinforce kidney and assist attachment. Tonifying and astringing lung, moistening intestine and relaxing bowels, invigorating qi and nourishing blood. Moistening coal and resolving phlegm. It has the effects of tonifying kidney and blood, moistening lung and benefiting stomach, and has certain curative effects on lumbago due to kidney deficiency, chronic cough due to lung deficiency, asthma, constipation, weakness after illness, dizziness, insomnia, anorexia and general weakness.
Walnut is beneficial to the brain and is an auxiliary therapeutic agent for neurasthenia. For people who have been engaged in mental or physical labor for a long time, eating walnuts can nourish and strengthen the brain. People with neurasthenia insist on eating 2-3 walnuts every morning and evening, and the effect is obvious. Walnut contains a lot of vitamin E, which can enhance the vitality of human cells and is unique in preventing arteriosclerosis and delaying human aging.
Modern medical research shows that the fat in walnut kernel is rich in unsaturated fatty acids, among which unsaturated double health has the ability to combine with other substances, which can promote cholesterol metabolism and improve brain function. Zinc, manganese and chromium contained in walnut kernel play an important role in maintaining cardiovascular health and maintaining normal endocrine and reproductive functions. It contains phosphorus, which can regulate human brain function. Walnuts also have anti-cancer and anti-cancer effects. The following prescription is for reference: treating lumbago and leg pain. Fried walnut kernel 15g, Eucommia ulmoides Oliv. 12g and psoralea corylifolia 10g in water; Treat asthma. Walnut kernel 15g, ginger 3g, ginseng 10g. The method is to chew peach kernel and ginger together. If the patient is qi-deficient, take ginseng decoction, morning and evening 1 time; Treat urinary calculi. Walnut kernel 120g, japonica rice 100g, add appropriate amount of water to cook porridge, divided into 1-2 times. After the walnut kernel is fried and crisp, add appropriate amount of sugar and grind it into a paste, which is often eaten with japonica rice porridge; Treat cough. Take walnut kernel 1 granule for hot cough, sugar 1 granule for cold cough, and ginger 1 granule for cold cough, three times a day; Treat liver and kidney deficiency and dizziness. Headache. Each gram of walnut kernel and Polygonum Multiflori Radix, 6 grams of Gastrodia elata, 1 fish head or pig brain, decocted in water, and given soup for free; Treat constipation.
Eating walnuts often has many benefits.
Walnut, also known as walnut, ranks as the world's four largest dried fruits alongside almonds, cashews and hazelnuts in the international market. Its footprints are almost all over the world, mainly in America, Europe and many parts of Asia. Its output is in addition to the United States, that is, China. Walnut is called "Hercules food", "Nut with rich nutrition" and "fruit with intelligence" abroad. In China, it enjoys the reputation of "Long live the child", "longevity fruit" and "treasure for nurturing people". Its outstanding brain-nourishing effect and rich nutritional value are praised by more and more people.
Walnut belongs to the dried fruit of deciduous trees in Juglandaceae. Walnut has a long history of cultivation in China. In the Natural History written by Zhang Hua in the 3rd century BC, it was recorded that "Zhang Qian went to the Western Regions to retrieve walnut seeds". Walnut's hometown is Iran in the west of Asia, and it was introduced to China when Korea and Zhang Qian went to the Western Regions. Today, walnuts are distributed all over China. For a long time, the working people in China have carefully cultivated many new varieties of high-quality walnuts by using the common and wild walnut resources in China. If classified by origin, there are Chencang walnut and Yangping walnut; According to maturity classification, there are summer walnuts and autumn walnuts; According to the smoothness of the shell, there are light walnuts and hemp walnuts; According to the thickness of the shell, there are thin-shell walnuts and thick-shell walnuts. There are many excellent varieties of walnuts in all parts of China, such as "Shimen Walnut" in Hebei, which is characterized by fine grains, thin skin and sweet taste. The kernel yield is about 50% and the oil yield is as high as 75%, so it has the reputation of "Shimen Walnut is famous all over the world". The paper walnut in Kuqa, Xinjiang, is called Kekeyi by Uighurs, which means the shell is thin and the oil content reaches 75%. This variety bears fruit quickly, and the masses described it as "one year old, two years old and three years old." Walnuts in Fenyang, Xiaoyi and other places in Shanxi are famous for their thin skin, full kernel and tender meat. The walnut skin in Qinling area of Shaanxi Province is as thin as an egg shell, commonly known as "egg-skinned walnut". The best variety "Mian Walnut" has thin skin and thick flesh. Hold two walnuts in your hand, and with a little force, the skin of the walnuts will be broken. In addition, the small walnuts produced in Hangzhou are also very popular with southerners.
Walnut has high medicinal value and is widely used in traditional Chinese medicine. Chinese medicine believes that walnuts are warm, sweet and non-toxic, and have the effects of invigorating the stomach, enriching the blood, moistening the lungs and nourishing the mind. "Shen Nong Ben Cao Jing" lists walnuts as the top grade for long-term service, benefiting qi and prolonging life. In the Herbal Medicine of Dietotherapy written by Meng E in Tang Dynasty, it is recorded that eating walnut kernel can increase appetite, moisten blood vessels and make flesh and blood delicate. In the Song Dynasty, Liu Han and others recorded in Kaibao Materia Medica that walnut kernel "makes it fat and healthy, moistens muscles, has black hair and beard, eats more and urinates, and removes five hemorrhoids." According to Li Shizhen's Compendium of Materia Medica in the Ming Dynasty, walnut kernel has the functions of "benefiting qi and nourishing blood, moistening dryness and resolving phlegm, benefiting qi and nourishing yin, treating triple energizer, warming lung and moistening intestine, treating asthma and cough due to deficiency cold, severe pain in waist and foot, hernia in heart, bloody diarrhea and intestinal wind" and so on.
Modern medical research believes that phospholipids in walnuts have a good health care effect on brain nerves. Walnut oil contains unsaturated fatty acids, which can prevent and treat arteriosclerosis. Walnut kernel contains zinc, manganese, chromium and other indispensable trace elements. The contents of zinc and manganese are decreasing in the process of aging, and chromium can promote glucose utilization, cholesterol metabolism and protect cardiovascular system. The effect of walnut kernel on relieving cough and asthma is also very obvious. Winter has excellent curative effect on patients with chronic bronchitis and asthma. It can be seen that eating walnuts regularly can not only strengthen the body, but also resist aging. Some people often take tonics. In fact, it is really good to eat a few walnuts every morning and evening, which is often better than taking tonic.
Walnuts are a good diet. Whether it is used for dispensing medicine, raw, boiled, dipped in sugar or cooked, it has good effects of enriching blood and benefiting qi, tonifying kidney and replenishing essence, relieving cough and asthma, moistening dryness and relaxing bowels. There are many ways to eat walnuts. Boiling walnuts with proper salt water and eating dregs can cure lumbago due to kidney deficiency, nocturnal emission, impotence, forgetfulness, tinnitus and frequent urination. Cooking porridge with walnuts, coix seed and chestnuts can cure frequent urination, nocturnal emission, loose stool and diarrhea. Eating walnuts, sesame seeds and lotus seeds dipped in sugar can nourish the heart and brain and cure night sweats. Eating raw walnuts, longan pulp and hawthorn can improve heart function. Walnut is also widely used to treat neurasthenia, hypertension, coronary heart disease, emphysema, stomachache and other diseases.