1. Walnut kernel contains more protein and unsaturated fatty acids necessary for human nutrition. These components are important substances in brain tissue cell metabolism, which can nourish brain cells and enhance brain function; 2. Walnut kernel can prevent arteriosclerosis and lower cholesterol; In addition, walnuts can also be used to treat non-insulin-dependent diabetes; Walnuts can also relieve pain, increase white blood cells and protect the liver of cancer patients. 3. Walnut kernel contains a lot of vitamin E, which can moisturize and blacken hair if eaten regularly, making skin moist, smooth and elastic; Chewing some walnuts when you feel tired can relieve fatigue and stress. [1] Carya cathayensis nuts are crisp and sweet, with rich aroma, which can be used for oil pressing and cooking, and can also be used as seasoning for making candy and cakes. Carya cathayensis kernel contains 7.8-9.6% protein, more than 7 kinds of amino acids necessary for human body, and the content is as high as 25%. It also contains 22 kinds of trace elements needed by human body, among which calcium, magnesium, phosphorus, zinc and iron are very rich. According to data analysis, each kilogram of walnut kernel is equal to the nutritional value of 9 kilograms of fresh milk or 5 kilograms of eggs and 2 kilograms of beef, which is more easily absorbed by the human body than milk, eggs and beef. Nucleolus also has the effects of moistening lung and benefiting qi, nourishing blood and relieving asthma, moistening dryness and resolving phlegm, and eliminating deficiency and cold. In addition to seed kernel, epicarp and root bark of Carya cathayensis can also be used as medicine. Fresh root bark can be soaked in water to treat foot hemorrhoids (toes are wet and itchy), and fresh exocarp can be used to treat beriberi.
The benefits of eating pecans
According to Compendium of Materia Medica, Carya cathayensis is sweet in taste and flat in nature, which can tonify qi and blood, regulate dryness and eliminate phlegm, warm kidney and lung, and relieve asthma. Eating pecans regularly can nourish blood vessels, increase appetite, blacken hair and beard, and can also treat sexual dysfunction, neurasthenia, memory loss and other diseases, so there is a folk proverb that "people often eat walnut oil and white-haired old people play with yaks". Carya cathayensis has a nourishing and health-preserving effect on people of all ages, and it is beneficial for fetal bone development for pregnant women to eat more; Regular consumption by children is beneficial to growth and development, enhancing memory and protecting eyesight; Young people often eat it to make their bodies healthy and their skin smooth; Middle-aged and elderly people often eat it, which can protect the heart and moisten the lungs, improve intelligence and prolong life. Studies have confirmed that Carya cathayensis contains linoleic acid, linolenic acid and various trace elements. If people can eat walnut food regularly, they can lower their blood cholesterol. At the same time, walnuts are also rich in minerals such as calcium, phosphorus, iron, potassium, magnesium, zinc, manganese and various vitamins. Regular consumption not only has the function of strengthening the brain, but also prevents hypertension and cardiovascular and cerebrovascular diseases. At the same time, vitamin E rich in walnuts can improve the physiological activity of human skin and contribute to beauty.
Edible efficacy
1. Can be used for treating amenorrhea due to blood stasis, abdominal pain due to blood stasis, hematocele, traumatic injury, and blood stasis. 2. Runchang laxative. It is difficult to solve constipation caused by intestinal dryness. The product can relieve bitterness, disperse blood stasis, enter the liver and blood, and has strong effects of promoting blood circulation, regulating menstruation, removing blood stasis and promoting tissue regeneration, and is suitable for patients with severe blood stasis. In addition, it also has the function of moistening intestines and relieving cough.
Matters needing attention
Walnuts can't be eaten with pheasants, and patients with pneumonia and bronchiectasis are not easy to eat. Walnut should not be eaten with wine. According to Song and Ma Zhi's "Kaibao Materia Medica", "Eating walnuts makes people hemoptysis". It may be because walnuts are hot, eating too much produces phlegm fire, and white wine is also sweet and spicy, so eating together is easy to cause blood heat. Especially people with chronic hemoptysis should avoid eating. For example, patients with bronchiectasis and tuberculosis will have hemoptysis if they drink white wine, but they will also get sick if they don't eat it with walnuts.
Carya americana
Carya cathayensis, also known as "longevity fruit", can tonify the kidney, strengthen the brain, tonify the middle energizer, nourish the skin and blacken the hair. Carya cathayensis fruit is rich in Australia, North America and other countries, and it is a specialty of Xinjiang Uygur Autonomous Region in China. Now Zhejiang Province has also started a small number of trial planting, and its fruits are rich in nutrition and delicious. Therefore, pecans are rare and delicious dried fruits.
nutritive value
Longevity fruit is rich in nutrition, containing 40-50% of oil, protein, carotene, crude fiber, calcium, phosphorus, iron and vitamins C, b 1, b2, E, etc. The main component of fat in walnuts is linoleic acid glyceride, which will not only increase cholesterol, but also reduce the absorption of cholesterol in the intestine after eating. These oils can also supply the brain matrix. Longevity fruit contains trace elements zinc and manganese, which are important components of pituitary gland. Regular consumption is beneficial to brain nutrition and has the function of strengthening brain and improving intelligence.
Efficacy and function of Carya cathayensis
According to scientific determination, each kilogram of betel nut is equivalent to the nutritional value of 5 kilograms of eggs or 9 kilograms of fresh milk. Every100g of betel nut can produce 670 kilocalories, which is twice as much as the same weight of grain. Therefore, pecans are rare and delicious dried fruits. Carya cathayensis fruit is rich in protein, amino acids and vitamins, with high nutritional value, and has the effects of strengthening the brain, strengthening the body and reducing blood fat. People with neurasthenia and insomnia can take a few longevity fruit pills each morning and evening, and can receive nourishing treatment. It is said that Mei Lanfang, a famous Peking Opera performer, ate walnut porridge every day before her death, so her skin was delicate and her face was smooth.
Big nuts can strengthen the brain and improve intelligence.
Because it belongs to the same category as Carya cathayensis, Carya cathayensis fruit also has quite good brain-strengthening and intelligence-improving effects: it is most suitable for mental workers, especially white-collar women, because these people often overuse their brains and consume sad blood. Eating walnuts regularly can replenish the brain, improve brain circulation and enhance brain power.
Pecan is also a good food.
Pecans can be eaten raw, fried or made into various delicious snacks. American hickory has such excellent dietotherapy, health care and nutritional value, and it is so convenient and easy to peel, so it is increasingly sought after by Chinese people. It is also a good gift, delicious and healthy. However, I want to remind you that you can't eat too much when it's delicious. Just take five or six pills a day. Long-term adherence to eating will have unexpected effects.
skill
However, nutrition experts say that daily intake should not exceed 5. Eating too much will make you fat and affect your blood lipids. Experts only kindly remind that whether you get fat depends on whether you eat too much fat. Eating dried fruits is absolutely harmless. Better than taking diet pills. However, it should be noted that most of the pecans sold in the market are fried with chemical creamer and essence, and it is useless to eat too much; Try to eat less. If possible, buy raw food, which is the real organic food.
Artificial leather walnut
Also known as Luren Walnut, it is produced in Yu Yunlong, Ningxian, Miyun and other places in the suburbs of Beijing, and its clones are distributed at an altitude of 1700 ~ 2400 meters. Paper-skinned walnut trees have medium potential and generally full cavities. The canopy yield per square meter is greater than190g.
nutritional ingredient
The walnuts we usually eat contain protein, fat and carbohydrates, and are rich in calcium, phosphorus, iron, zinc and vitamins. The nutritional value of 1 kg walnut kernel is equivalent to about 9 kg milk, 5 kg eggs or 4 kg beef, and the heat generated by 100 g walnut kernel is twice that of the same weight grain. It can be said that walnuts are all treasures: phospholipids in them have a good health care effect on brain nerves; Oleic acid and linolenic acid contained in walnut oil are unsaturated fatty acids, which can prevent arteriosclerosis. Eating more walnuts in pregnant women is beneficial to the baby's brain development; Children eat more intelligence; Adults eat more to moisturize black hair and cure dryness; Regular diet for middle-aged and elderly people can prevent cardiovascular and cerebrovascular diseases. In recent years, the "paper-skinned walnut" that is crushed by pinching is very popular. This kind of walnut is actually a "variant" of ordinary walnut. The skin is thin and the kernel is big, so it is very convenient to eat, and the nutrition is similar to that of ordinary walnuts. Pecans as small as hazelnuts are also favored by people at present. Hickory, also known as small walnut and small walnut, is generally wild in the natural environment with superior climate, fertile soil and lush vegetation. Comparatively speaking, the contents of mineral elements and trace elements such as sodium, magnesium, phosphorus, iron, zinc and manganese in small walnut are more than those in domestic walnut, and its natural and wild characteristics are more dominant in this round of nutritional comparison.
Disadvantages of walnut
Need to be reminded that no matter what kind of walnut, don't be greedy, because its own calories are relatively high. If you eat too much and can't fully absorb it, it will be stored as cholesterol, which will backfire. Generally speaking, you can eat four or five walnuts a day, reduce the intake of other fats appropriately, and avoid excessive calories.
To sum up, pecans and pecans are more suitable for the elderly.