Nuts must be included in the diet of each person.
First, they are nutritious, and secondly, they contain protein, healthy fats, as well as many vitamins and minerals that are so necessary for the normal functioning of the human body. In addition, some substances that are part of many of them, help to delay the aging process.
There is an opinion that a person who eats 60 g of any nuts a day five days a week prolongs his life by an average of two years. We offer to learn all about the beneficial properties and contraindications of hazelnuts.
Calorie and chemical composition
Hazelnuts are also called hazelnuts. This is the fruit of large-fruited species of hazel shrub. To understand what is hazelnut, we give a brief description. 
It is a small (15–20 mm in width and 15–25 in length) spherical, slightly elongated nut of a yellow-brown color with a thick shell. The homeland of the nut is considered the Caucasus and Asia Minor. Today, 75% of hazel is grown in Turkey.
Did you know? Hazelnuts have been used by people since ancient times for various purposes. In addition to eating, amulets from evil forces and natural disasters were also made from it. The fact that the nut is very ancient is testified by a shell found in the dwelling of a prehistoric man.
Hazelnut is one of the most high-calorie nuts: 100 grams contains 628 kcal. Its caloric content exceeds the nutritional value of bread (264 kcal), fatty pork (470 kcal) and chocolate (545 kcal). 
Nutritional Value of the Nut:
- proteins - 16 g (9%);
- fat - 61.5 g (85%);
- carbohydrates - 9.4 g (6%).
Walnut is rich in chemical composition. Below is a list of what is contained in hazelnuts.
Vitamins:
- A - 2 μg;
- groups B (1,2,5,6,9);
- C - 1.4 mg;
- E - 20.4 mg;
- K - 1.42 μg;
- PP - 5.2 mg;
- beta carotene - 0.01 mg;
- Choline - 45.6 mg.
Micro and macro elements:- Cu (copper) - 1125 mg;
- K (potassium) - 717 mg;
- P (phosphorus) - 299 mg;
- Mg (magnesium) - 172 mg;
- Ca (calcium) - 170 mg;
- Mn (manganese) - 4.2 mg;
- Fe (iron) - 3 mg;
- Na (sodium) - 3 mg;
- Zn (zinc) - 2.44 mg.
Also in small quantities there are cobalt, fluorine, selenium.
Beneficial features
The rich chemical composition of hazelnut causes a number of it useful properties:
- immunomodulating;
- tonic;
- anti-cancer;
- vessel strengthening;
- cleansing the body.
It has a beneficial effect on such human systems:- circulatory;
- cardiovascular;
- reproductive;
- endocrine;
- nervous.
Walnut improves brain activity, strengthens hair, bones, teeth, muscle tissue.
We advise you to read about the beneficial properties and harm of different types of nuts: walnut, Manchurian, nutmeg, black, cashew, almond, pecan.
Nuts
Hazelnut kernels contain approximately 60% of an oil rich in stearyl, palmitic and oleic glycerides. These acids do not allow cholesterol to accumulate in the blood. Also, the use of nuclei containing potassium and calcium, helps to prevent problems with blood vessels, lower blood pressure.
Polyunsaturated fatty acids, contained in sufficient quantities in the nucleus, protect the human body from atherosclerosis, heart disease, cleanse the body, in particular, the liver and intestines, strengthen the immune system. 
Because nuts are low in carbohydrates, they are recommended to be eaten by people sticking to weight loss dietswith diabetes. Phosphorus, as one of the elements of the nucleus, helps to strengthen bones, teeth and hair.
Walnut is recommended to eat for people prone to thrombophlebitis, varicose veins, trophic ulcers. For strengthening the muscles, including the heart, meet the B vitamins, which are rich in nuclei. Due to the presence of vitamin E and paclitaxel, nut is ranked as a product that can prevent the development of cancer cells.
Did you know? The nut, which is sold for the highest price in the world, is macadamia or Tsar-walnut, which in taste and appearance resembles hazelnuts. It is used in cooking and cosmetology. The cost of one kilogram exceeds $ 30, even in countries where it is grown. The high cost of the nut is explained by the fact that in order to separate the core from the shell, it is necessary to make considerable efforts. There are also difficulties in breeding it.
In combination with other products, hazelnuts can also help with various diseases. So, if you make a mixture of hazelnut and milk - a wonderful cure for diseases of the upper respiratory tract will be released. When mixed with honey or raisins, a means is obtained with which you can quickly raise hemoglobin in the blood. 
The use of hazelnuts can bring both benefit and harm for all - women, men, children, the elderly. Women are advised to eat nuts during lactation, as they are able to improve it. The presence of vitamins A and E has a good effect on the beauty of the female body - on hair, skin. It is also recommended to use nuts at the stage of conception of the child - they establish a reproductive function.
There are a lot of useful hazelnuts for men. Those wishing to build muscle mass should be introduced into the diet of this particular product. For mature gentlemen, it will become indispensable for problems with the prostate gland or potency (must be mixed with goat milk).
For a growing child and adolescent organism, hazel also needs to be entered into the menu. It will saturate it with essential vitamins and elements, strengthen teeth and bones, activate mental activity, stabilize the nervous system.
Elderly people along with hazelnuts will receive an excellent prophylactic against Alzheimer's disease, heart problems, blood vessels and capillaries.
We recommend to get acquainted with the peculiarities of the cultivation of almonds, its species and varieties, as well as ways to combat diseases and pests.
Shells
The shell also has a beneficial effect. 
There are several recipes used in folk medicine that help with following problems:
- hypotension;
- dizziness;
- diarrhea;
- hemorrhoids.
Read also about the intricacies of cultivation, varieties, diseases and pests of walnut.
Oils
From the hazelnut kernels make oil, which also boasts a mass of useful properties. It normalizes cardiac activity, has antihelminthic effect. In a mixture with whipped protein, it heals wounds from burns.
The oil is recommended for use with active mental and physical stress, stress. It is widely used in cosmetology for getting rid of acne, hair loss, cellulite on the skin. 
Recipes of traditional medicine
From bronchitis and cough. Kernels 50 nuts pour a glass of warm water, insist 10 hours. Nuts grind and leave for another three hours. Then boil the mass and pass through cheesecloth. In the mass, add 1.5 tablespoons of honey, 5 tablespoons of cream. After mixing, you get nut milk, which you need to drink twice a day in a tablespoon before eating food.
For the best lactation. Nursing mothers should eat 10-20 kernels per day, washing them down with warm green tea.
From parasites. For three weeks, peanut butter is taken orally by a tablespoon 4 times a day, 20 minutes before meals.
Important! If you decide to use hazelnut-based products in the treatment of any serious illness, be sure to go to your doctor before that..
From anemia and fatigue. A glass of kernels mixed in a blender with half a glass of honey. Drink three times a day before meals on a tablespoon, slowly dissolving in the mouth.
From prostatitis. In the shell of two kilograms of nuts poured 3 liters of water. Put on the stove and boil for three minutes, leave on the steam bath for four hours. After cooling, filter. Store the broth to be in the refrigerator. Drink a couple of tablespoons a day for eight weeks. After a break, which should be at least two weeks, the course is repeated. 
Recipes home cosmetology
Purifying face mask. Grind a third of a cup of peeled apple peel using a meat grinder or in a blender and squeeze juice from a mass using gauze. ½ cup of hazelnut chopped and grind in a mortar. Apple mass and hazelnut mix. Mix hands on a clean face for 20 minutes. Rinse with cool water.
Mask for skin elasticity. Mix a tablespoon of peanut butter with a drop of essential oil of spruce, a drop of cypress essential oil and two drops of orange oil. Rub into the skin until completely absorbed.
From acne. A tablespoon of peanut oil mixed with two drops of essential oil of clary sage, three drops of eucalyptus oil. Wipe problem areas. 
Possible harm
Harm hazelnut can inflict only in the case of eating it in large quantities. It is not recommended to eat a lot of hazelnuts and peanut butter. This can lead to headaches that occur as a result of spasms of cerebral vessels, overloading of the intestines and liver, and allergic reactions.
Important! Regularly eat more than 50 grams of nuts is not recommended. Excessive eating of hazelnuts, despite its undeniable benefits, can be harmful.
It is absolutely impossible to eat hazelnut for those who have a severe form of diabetes, who are prone to atypical diathesis, have severe liver disease, as well as individual intolerance to the product.
Learn how to grow cashew, Manchu and black nuts on your plot.
How to choose when buying
When choosing the fruits of hazel, preference should be given to those that are sold in the shell. Peeled - too quickly deteriorate, may be more often affected by fungi, besides they lose some of their useful substances due to the breakdown of certain vitamins and trace elements. 
It is important to choose a nut, on the shell of which there will be no dark spots. Their presence indicates fungal infection. Eating such hazelnuts will not be beneficial, but only harmful, since they can cause poisoning and damage to the liver.
Can be stored hazelnuts no more than six months. Then he dries out. Therefore, when buying, you need to be attentive to the packaging - it should not look cheap, be transparent, and to the shelf life of the product.
If it is indicated that hazelnuts can be stored for a year or more, it should be abandoned to purchase - you are dealing with an unscrupulous producer. Do not buy a nut in a transparent package - the light falling on hazelnuts, leads to its rapid deterioration.
Contrary to popular belief, from the point of view of botany, peanuts are not nuts, but bean, although in everyday life and culinary it was precisely such a name that stuck to them.
In what form to use
Hazelnuts can be eaten both raw and fried. It is better to fry it after putting the nuts in boiling water for 10 minutes and then drying it with a towel. So you can avoid the appearance of the film. Frying temperature - 75 degrees. Cooking time - 15-20 minutes. 
It is useful to know that roasted nuts are more calories than raw ones - 100 grams will contain over 700 calories.
It is very useful to mix hazel fruits with various dried fruits: dried apricots, raisins, prunes.
How to store at home
At home, hazelnuts should be stored no more than six months. For cleaned kernels, you need to choose an opaque sealed container and place it in a room into which moisture does not penetrate, and in which a cool temperature is maintained, in a refrigerator.
Hazelnut is a very useful product that can become both a preventive and a remedy for many diseases. With its regular use should not forget that in large quantities it can lead to undesirable reactions of the body.
