Walnut is a kind of nutritious nut, but it has high oil content, so it is advisable to eat three to five nuts a day. Eating too much can't be absorbed by the human body, but it will increase fat. Persisting in eating walnuts every day has a good effect on strengthening the brain, especially for pregnant people. In addition, eating walnuts and black sesame seeds together can repair hair, and friends who have dyed their hair should eat more.
In Chinese medicine, walnuts are very angry and contain a lot of oil. Eating too much will make people get angry and get sick. People who get angry and have loose bowels should not eat it.
Walnuts can not only strengthen the brain and maintain beauty, but also the latest research shows that eating walnuts often can lower cholesterol and protect the cardiovascular system. Walnut is mainly rich in fat, which contains linoleic acid glyceride, linolenic acid glyceride and oleic acid glyceride, which is beneficial to reduce the increase of cholesterol in blood and has a health care effect on patients with arteriosclerosis and cardiovascular and cerebrovascular diseases.
Chinese medicine has called walnuts "longevity fruit" since ancient times, and holds that walnuts can tonify the kidney and brain, tonify the middle energizer, and nourish the skin and blacken the hair. Walnuts are most suitable for mental workers, especially white-collar women, because these people often use their brains too much and consume sad blood. Eating walnuts regularly can replenish the brain, improve brain circulation and enhance brain power. At the same time, it also has the effect of blackening hair and moistening skin. Because "hair is bleeding" and blood is black, walnuts are rich in vitamins, which can improve the physiological activity of human skin, so they are beautiful products for women.
According to the research of modern nutrition, clean walnut kernel, after removing about 50% waste such as shell, contains 63% linoleic acid and 16.4% linolenic acid, and is rich in protein, phosphorus, calcium, vitamins and a lot of unsaturated fatty acids, which can enhance the elasticity of cerebral vessels, promote the vitality of nerve cells and improve the physiological function of the brain. Moreover, walnuts contain high phospholipids, which can maintain the normal metabolism of cells, enhance cell vitality and prevent brain cells from declining. In Japan, nutritionists advocate that school-age children eat 2 ~ 3 walnuts every day, which is very helpful for those children who are anxious, weak, tired of learning and slow to respond.
Pay attention to the way walnuts are eaten and avoid eating. First of all, take it in moderation and for a long time. Although the fat contained in walnut kernel is unsaturated fatty acid, which is beneficial to remove cholesterol, the fat itself is high in calories. If you eat too much and can't make full use of it, it will be stored as cholesterol by the human body, and the result is counterproductive. Generally speaking, the weight of taking walnuts every day should be about 40 grams, which is equivalent to about four or five walnuts. At the same time, we should appropriately reduce the intake of other fats to avoid excessive calorie intake. In Chinese medicine, walnuts are very angry and contain a lot of oil. Eating too much will make people get angry and get sick. 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.
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", "nutritious nut" and "educational fruit" 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 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 beard and black hair, eats more diuretics and removes five hemorrhoids." According to the Compendium of Materia Medica written by Li Shizhen in the Ming Dynasty, walnut kernel has the effects of "benefiting qi and nourishing blood, moistening dryness and resolving phlegm, benefiting qi and promoting fluid production, treating triple energizer, warming lung and moistening intestine, treating deficiency cold, asthma and cough, severe pain in waist and feet, hernia in the heart, blood dysentery and intestinal wind".
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.