Teach you how to choose healthy and delicious walnuts.

Introduction: Walnut, also known as walnut, is a walnut plant. Walnut kernel is rich in nutrition, containing protein15-20g, fat 60-70g and carbohydrate 10g per 100g. It also contains calcium, phosphorus, iron and other trace elements and minerals, as well as carotene, riboflavin and other vitamins. The main component of fat in walnut is linoleic acid glyceride, which will not only increase cholesterol after eating, but also reduce the absorption of cholesterol in intestine. Therefore, it can be used as a tonic for patients with hypertension and arteriosclerosis. In addition, these oils can also supply the needs of brain matrix. Trace elements zinc and manganese contained in walnuts are important components of pituitary gland. Regular consumption is beneficial to the nutritional supplement of the brain and has the function of strengthening the brain and improving intelligence.

Walnut is not only the best brain food, but also a therapeutic agent for neurasthenia. The elderly have dizziness, insomnia, palpitation, forgetfulness, loss of appetite, weakness of waist and knees, general weakness, etc. Eating 1~2 walnuts every morning and evening can play a nourishing and therapeutic role.

Walnut kernel also has a high medical effect on other diseases, such as invigorating qi and nourishing blood, moistening dryness and resolving phlegm, warming lungs and moistening intestines, reducing swelling and disinfecting. Scientific research in recent years has also proved that walnut branches can improve the symptoms of tumors. Boiling fresh walnut branches and eggs before eating eggs can prevent cervical cancer and various cancers.

Some white and clean walnuts in the market are always attractive, but some farmers told reporters that there is another mystery about these walnuts: they may be treated with special drugs. In the process of treatment, drugs will penetrate into the interior through the small holes at the bottom of walnuts, thus polluting walnut kernels. Eating this kind of walnut is harmful to human body!

Yangbi, a small town in western Yunnan, is an important walnut producing area. Walnuts with large bubbles are generally harvested around the Millennium solar term every year. Most walnuts that have just been knocked down from trees have a layer of walnut skin. These walnut skins need to be peeled off one by one manually, and the black residue on the walnut shell is the fibrous tissue left by the peel.

Local farmers told reporters that some white and clean walnuts on the market actually have another mystery. In order to remove fibers from the surface of walnut shells, some merchants will use special chemicals to clean them. The chemicals can easily penetrate into the interior through the small holes at the bottom of walnuts and pollute the walnuts.

So how can we choose a good, cheap, healthy and delicious' walnut'? I came for you:

1. When buying walnuts, the bigger the better. Big walnuts look good, but in fact they are often produced by some new trees. The nuts of these walnuts are not full;

2. Take a pair of walnuts and weigh them in your hand to see if you can beat the thugs. If the walnut is light and weightless in your hand, it means that it is not mature yet;

3. If the walnut shell is particularly white and clean, you should be more careful. You'd better smell it If it smells bad, it is probably specially treated with some chemicals. Eating walnuts like this will be harmful to our health.