Hazelnuts are the fruits of large hazel, or Lombard nut. The fruit (nut) is surrounded by a long plyus. The kernel makes up 25-63% of the walnut mass. Hazelnuts are used for food, in the confectionery industry and for oil production. The main producers of hazelnuts are Mediterranean countries.
Plant up to 10 m tall with gray branches, densely glandular-pubescent annual shoots. Leaves are rounded or broadly oval, 12 x 10 cm, with a cordate base, with a sharp, short apex, pubescent along the veins below, twice toothed along the edge, with soft pubescent petioles, lanceolate stipules. Crowded fruits.
Nut wrapper, 2 times its length, tubular, pubescent, with wide teeth at the end. The yellow-brown nuts are almost spherical, 15-25 mm long and 12-20 mm wide.
Useful properties of hazelnuts
Hazelnuts are rich in nutrients, in terms of calorie content (about 700 kilocalories) it surpasses bread 2-3 times, milk 8 times, as well as chocolate. It contains up to 60% oil, consisting of glycerides of oleic, stearic and palmitic acid that prevent the growth of cholesterol in the blood, protect against vascular diseases as well as essential for a growing organism. Hazelnut is also characterized by a high protein content (20%), the presence of vitamins B1, B2,,, minerals: potassium, iron, cobalt, phosphorus, calcium, zinc, cyamine, niacin, protein.
Most important feature vitamin E is its ability to prevent the formation of carcinogenic factors in the body: it is a powerful prophylactic agent against cancer, as well as diseases of the heart and muscular system. Calcium strengthens bones and teeth, iron is needed for blood, zinc - for the production of sex hormones, potassium - for nervous and muscular system.
As a product diet food used for diseases of the heart vascular system and anemia, enlargement of the prostate gland, with varicose veins, phlebitis, trophic ulcers gluten and capillary hemorrhages. It can also be used by people with diabetes mellitus and thanks to low content carbohydrates it can be eaten with a very strict diet without the risk of gaining weight. It contains substances that promote the introduction of toxins from the body (especially from the liver). Eating hazelnuts prevents putrefactive processes, cleanses the body and strengthens immune system.
Hazelnuts are a source of energy for humans - 100 g of hazelnuts contains 639 kcal, as well as a high percentage of protein, from 16 to 19%. Hazelnut kernels contain 60 + 5% oil, consisting of glycerides of oleic, stearic and palmitic acids, which prevent the growth of cholesterol in the blood, protect against vascular diseases, and are also essential for a growing body. Therefore, hazelnuts should be an integral part of the nutrition of children, youth, and especially the elderly.
Hazelnuts contain substances that remove toxins from the body (especially from the liver). It prevents putrefactive processes, contributes to the detoxification of the body and strengthens the human immune system.
Dangerous properties of hazelnuts
It is not recommended to give hazelnuts to children with chronic severe liver diseases and severe forms of diabetes. A contraindication to the consumption of these nuts can also be diseases of the pancreas, intestines, liver. Another of the reasons why it is worth giving up hazelnuts is individual intolerance. Also, these nuts can not be for people suffering from allergies.
It is worth knowing that the norm daily consumption hazelnuts - 30-50 gr. If you overdo it with the amount eaten, you can get a real headache. The thing is that a large number of hazelnuts cause spasms in the vessels of the brain, especially in the front of the head.
Hazelnuts are the fruit of cultivated hazel. Hazel itself can grow both in the forest and in the household, so a person quickly adapted the wild nut for his needs. Positive traits nuts for health were obvious, but as it soon turned out, it is a real treasure for men, and the benefits of hazelnuts for the body are undeniable.
Nut value for men
Hazelnuts contain many substances useful for men:
- tocopherol (vitamin E) as the prevention of cancer and to slow down aging;
- calcium to strengthen bones;
- B vitamins to improve heart and muscle function;
- zinc, which has a positive effect on testosterone production;
- potassium, which helps to improve the functioning of the cardiovascular and nervous systems;
- iron, essential for blood.
Role of hazelnuts in the fight against cholesterol
Let's find out how hazelnuts are useful for men, and how it affects men's health. First of all, let's pay attention to cholesterol - the main cause of atherosclerosis. The cholesterol problem is especially relevant in the 21st century, as people eat more and more fatty foods, fast food, abuse alcohol. All this brings atherosclerosis to the leading position among diseases leading to death.
Atherosclerosis is also relevant for men, because along with high cholesterol levels, they get obesity, heart problems, hypertension, as well as loss of male sexual strength. Due to the content of tocopherol, the nut not only cleans blood vessels from "bad" cholesterol, but also improves the work of the testicles to produce healthy sperm.
Due to the fact that the nut contains a minimum of carbohydrates, but at the same time, hazelnuts are rich in healthy fats, several kernels will help not only to get enough without harm to health, but also to restore male strength. Even in Russia, women were advised to give their husband hazelnuts several times a week so that he would not suffer from sexual impotence. The product is effective prophylactic in the fight against prostate problems.
Hazelnuts for stress
The beneficial properties of hazelnuts for men are also manifested in its anti-stress properties. It's no secret that severe stress able to provoke long-term sexual problems. It seems that there is no illness either, but men are more and more striving to rest, rather than indulge in love pleasures. Walnut kernels will also help to overcome such depressive moods. They have unique property normalize work nervous system, therefore, hazelnuts are simply irreplaceable for potency. With its help, depression will go away, and libido will return.
How to eat hazelnuts correctly
To male nut brought the most benefit, you need to buy unpeeled nuts. The most ideal option is to plant a bush in the country, and you need to buy seedlings from a nursery, so as not to make a mistake and not choose a variety of a wild plant. The plant is quite unpretentious, so after a few years a man can harvest his own crop and provide himself with this valuable product for the whole year.
It is best to eat kernels in the morning, but do not overdo it - it is allowed to eat no more than fifty grams of nuts per day, and this is not so much. Before using the kernels, it is recommended to soak them for half an hour in cold water- so the nut is better absorbed.
For daily consumption, it is better for a man to set the norm - 5-6 nuts per day and not exceed it, so as not to bring harm to health. If you eat more than the recommended amount of hazelnuts, you may experience headache due to vascular spasm.
Why hazelnuts can be harmful
The usefulness of hazelnuts is obvious, but do not forget that a nut can bring not only benefits, but also harm. It is not recommended to use a nut in the following cases:
- if a man suffers from diabetes mellitus;
- with liver pathologies;
- with diseases of the pancreas;
- when allergic reactions occur.
It should be borne in mind that hazelnuts are quite difficult to digest. Its energy value is 667 kcal per hundred grams of product. - about 20 percent are proteins, and 60 percent are fats. Therefore, if a man does not lead an active lifestyle, does little sports, then such a calorie content can provoke discomfort in the stomach - nausea, heaviness.
Those who spend a lot of calories can eat a nut without any special restrictions, remembering only about the recommended daily allowance of the product. If a man has contraindications to the use of this type of nuts, you should not eat it, it can be harmful to the body, and the nut must be replaced with another product.
Hazelnut for male health is an irreplaceable means in the fight against sexual impotence and diseases of the genital organs. With just a few kernels daily, a man can ensure his health for years to come.
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In the article we discuss hazelnuts. You will learn chemical composition and beneficial features nut. We will tell you how and where hazelnuts grow, list the areas of application of the walnut and consider a list of contraindications to its use. By following our advice, you will learn how to properly peel, dry and store hazelnuts.
Hazelnuts are the fruit of a woody perennial shrub of the Birch family (Latin Betulaceae). Hazelnuts are known as coarse hazel, Lombard or hazelnut.
At the stage of ripening, the fruit is surrounded by red-green leaves. The nut has a rounded, slightly elongated shape. Fruit length is not more than 2.5 cm, diameter is up to 1.5 cm. The hazelnut kernel is protected by a hard shell. Nuts grow singly or in clusters of 3-6 fruits.
How hazelnuts grow
Large hazel - unpretentious plant, resistant to low temperatures up to -50 degrees, but it grows and develops better in a warmer climate with an abundance of light. Hazelnuts prefer moist forest soils.
V wildlife Large hazel reaches a height of 10 meters. For the extraction of nuts on an industrial scale, low shrubs with a height of 3 to 5 meters are grown. Hazel is found in southeastern Europe and Asia Minor. Hazelnuts are cultivated in the USA, Great Britain, Greece. The record holder for growing nuts is Turkey, this country produces 75% of the world's hazelnuts.
When hazelnuts are harvested
Hazelnuts bear fruit in September. A ripe nut easily falls out of the plyus (leaves surrounding it). A young hazel bush gives up to 3 kg of hazelnuts. A shrub at the age of 15 yields up to 10 kg of nuts. The life span of a plant is no more than 40 years.
Chemical composition of hazelnuts
Hazelnuts contain:
- polyunsaturated fats;
- proteins;
- essential amino acids;
- vitamin A;
- B vitamins;
- vitamin C;
- vitamin E;
- starch;
- zinc;
- iron;
- potassium;
- calcium;
- phosphorus;
- Sahara.
Calorie content of hazelnuts
Hazelnuts are 70% fat. Caloric content 100 gr. nuts - 650 kcal.
Useful properties of hazelnuts
Due to its rich composition, hazelnuts have a lot of useful properties. It renders restorative action on the body, improves lymph circulation and prevents the development of oncological tumors.
Hazelnut strengthens the walls of blood vessels, normalizes heart rate and increases hemoglobin levels. Walnut cleanses the liver of toxins and toxins, and also removes them from the body.
Hazelnuts strengthen muscles, increase skin elasticity, and improve the condition of hair and nails. Oil is produced from the nut, which is used to treat skin diseases.
The benefits and harms of hazelnuts depend on the amount of nuts eaten. Excessive use of the product can provoke unpleasant consequences... Overeating high-calorie nuts leads to metabolic disorders and obesity.
Application of hazelnuts
Hazelnuts are widely used in folk medicine to strengthen immunity, improve performance of cardio-vascular system and the gastrointestinal tract. Nuts, shells, leaves and plant bark are used as medicinal raw materials. On their basis, medicinal tinctures are made.
The nutritive properties of the nut are highly valued in cosmetology. Oil is produced from hazelnuts, which is used in pure form or added to cosmetics for skin and hair care.
The high calorie content of hazelnuts allows it to be used in dietetics. The nut energizes the body and satisfies the feeling of hunger for a long time.
Hazelnuts are widely used in cooking. It is used raw, dried and fried. The nut is added to main dishes, salads, sauces, baked goods and desserts. Hazelnuts are used to produce nut paste.
How many hazelnuts can you eat per day
To avoid stress on the digestive system, do not overuse high-calorie nuts. The daily rate is no more than 50 grams. hazelnuts a day.
Hazelnut for women
Hazelnuts normalize hormones, which is very important for women. Walnut improves the condition of skin, hair and nails. It can be consumed during pregnancy and lactation.
Hazelnut for men
Hazelnuts have a beneficial effect on male body... Walnut increases testosterone production, improves spermatogenesis and normalizes the functioning of the prostate gland, which is beneficial for men. Regular consumption of hazelnuts increases potency.
Hazelnuts during pregnancy
Due to its balanced composition, hazelnuts have a beneficial effect not only on the body future mother, but also on the baby's body. Nut promotes correct formation and fetal development.
Hazelnuts while breastfeeding
Walnut improves quality breast milk, increases its fat content. Hazelnut stimulates lactation and improves taste qualities milk. The daily norm of nuts during lactation is 5-8 pcs.
How to split a hazelnut
Special tongs are used for cracking nuts. If not, then pliers or a hammer will do. Keep in mind that the shells can fly apart, so be careful. Use a cloth bag to clean with a hammer. Place nuts in it and only then knock on them, so you protect yourself from fragments, and the table from debris.
How to fry hazelnuts
After you have removed the shell, the nut needs to be peeled. In their raw form, the husks are difficult to remove, so the hazelnuts are fried over low heat for 5 minutes. There is no need to add oil. After frying, the nuts are cooled and shelled. In order not to peel each nut separately, lay them on a towel, cover with a second on top and move your palms over it, pressing on the fruits.
Hazelnuts in the oven
You can use an oven to roast the hazelnuts. Nuts are laid out in a thin layer on baking sheets and placed in an oven preheated to 180 degrees for 5 minutes. Peel the nuts as described above.
Hazelnut honey
The combination of hazelnuts with honey enhances useful actions on the body. Honey acts as a conductor biologically active substances... Children love this tasty and healthy product. It is useful to eat honey with hazelnuts in autumn and spring to strengthen the immune system and avoid infectious diseases.
Hazelnut oil
Hazelnut oil is obtained by cold pressing. The product has a fluid and light consistency, a light yellow color and a pleasant nutty aroma. The oil is used in its pure form, as well as combined with other components. The tool is used in medical purposes, in cosmetology and cooking.
Hazelnut tincture
For tincture, green hazel fruits, ripe nuts and shells are used. The tool is used to treat oncology, skin diseases and diseases respiratory tract... The tincture cleanses the body, removes toxins and toxins. It must be consumed carefully, not exceeding the dosage.
Hazelnut tincture
Ingredients:
- Hazelnuts - 2 tablespoons.
- Honey - 15 ml.
- Vodka - 500 ml.
How to cook: Chop nuts, mix with honey and cover with vodka. Insist the remedy for room temperature within 3 weeks. Filter the finished tincture through a strainer or cheesecloth.
How to use: Take 1 tablespoon before meals 2 times a day. The product can be used externally to treat burns and abrasions.
Result: The tincture strengthens the immune system, cleanses the body, normalizes the work of the cardiovascular system.
Hazelnut allergy
When the body does not metabolize the protein contained in nuts, an allergic reaction occurs. Allergy symptoms:
- skin manifestations: skin redness, itching, swelling;
- work disruptions respiratory system: runny nose, cough, sneezing;
- digestive disorders: nausea, vomiting, stomach cramps;
- disorders of the cardiovascular system: dizziness, decreased blood pressure.
If you experience any symptom of allergy, you should stop eating hazelnuts and consult a doctor.
Contraindications and restrictions
Contraindication to the use of hazelnuts is an individual nut intolerance.
Eat hazelnuts with caution if you have:
- tendency to be overweight;
- metabolic disorders;
- severe diabetes mellitus;
- diseases of the pancreas.
Where can I buy
Hazelnuts are sold in many grocery stores and supermarkets. The price for 1 kg of nuts in shell is 350-400 rubles, peeled hazelnuts cost 500-600 rubles. per kilogram, the price of roasted nuts is 800-900 rubles for the same amount.
How to store hazelnuts
Hazelnuts are stored in glass jars or containers with a lid. It is important that the nut during storage does not come into contact with other products, this can impair its taste. The main storage rule is low humidity. With high humidity, nuts mold and rot.
The shelf life of peeled hazelnuts is 2-3 months. Inshell nuts retain their beneficial properties for 1-2 years.
The shrub on which the hazelnuts grow is called hazelnut.
It has a number of useful and healing properties, therefore, since ancient times, it has been used by traditional healers for the treatment and prevention of many diseases.
Currently, three varieties of hazelnuts are widespread, depending on the places of growth - Crimean, Badem and Kerasund.
The nut has a hard shell and is located in the process of growth in a special foliage, which wraps and protects the fruit from negative impacts environment.
V healing recipes not only nut kernels are used, but also shells, plusa, leaves, young shoots and even pollen from flowers.
All the healing properties of the nut are provided due to its composition.
First of all, like many other nuts, hazelnuts have a very high calorie content due to the many polyunsaturated fatty acids in the composition, about 700 kilocalories per hundred grams of product.
In addition, the nuclei contain high concentrations of a complex of vitamins, minerals, as well as chemical micro- and macroelements.
Among vitamin complex there is a lot of biotin in hazelnuts, one hundred grams contains about 150% of daily allowance as well as tocopherol and B vitamins.
In addition, they concentrate about 20% of the daily allowable intake of folic acid, nicotinic acid, 10% phylloquinone and choline. Together, they affect the body, regulating its vital metabolic processes.
The mineral complex is represented mainly by manganese, which is contained in one hundred grams of more than 400%, as well as chromium and silicon, 350% and 150%, respectively. Also, hazelnuts are rich in copper, phosphorus and, their content in a nut is about half of the permissible daily rate.
Among the complex chemical compounds, nuts are rich in proteins, which are based on essential amino acids that cannot be synthesized on their own in the human body.
In high concentrations such nonessential amino acids as lysine and arginine are present in the nuclei. They are involved in the synthesis of proteins, the main building material for cells, organs and tissues.
Oleic acid is able to dissolve bad cholesterol, preventing the formation of atherosclerotic plaques in the blood vessels.
In addition, common hazel is very rich in phytosterol compounds useful for the female body, their content in nuts is about 200% of the daily allowable concentration.
The healing properties of hazelnuts
Because of their rich composition, hazelnuts are good for everyone. Doctors and scientists have proven its effective effect on the vitality of the body, on its ability to resist many serious illnesses along with pharmacological drugs.
- Potassium helps to strengthen blood vessels and heart muscle, and calcium in the nut promotes faster transmission of nerve impulses to the heart, improving its functioning.
In addition, the macronutrients contained in hazelnuts are involved in the processes of blood formation, enriching it with erythrocytes. Also, the use of hazelnuts increases the level of hemoglobin in the blood.
Thus, the hazelnut has preventive action against varicose blood vessels, against thrombosis different etiology and against iron deficiency anemia.
- When amino acids interact with vitamin E, concentrated in large amounts in hazelnuts, muscle function and growth are improved, which is especially important for people involved in sports.
- With regular use of hazelnuts in food, immunity to colds and infectious diseases, as well as recovering strength after surgery.
- Nuts have a calming effect on the nervous central nervous system as a result of stress, anxiety, insomnia and fatigue.
- They have a prophylactic effect against malignant neoplasms due to the contained paclitaxel, a natural blocker of oncological cell division.
- Hazelnuts in small proportions are able to lower blood sugar levels, and therefore are recommended for people suffering from type II diabetes.
- Due to the presence in the composition of fiber and complex carbohydrates, it helps to normalize the work of the gastrointestinal tract and cleanse the body of toxins and toxic substances.
- During pregnancy and breastfeeding regular use hazelnuts promotes increased lactation and saturation of breast milk with nutrients and fatty acids. Also, young mothers are encouraged to regularly consume nutritious milk, which is rich in nutrients.
- This fruit is irreplaceable for the fair sex, as it improves the condition skin, restores damaged hair and strengthens the nail plate.
- Walnut oil nourishes the scalp, leaving hair manageable and soft;
Useful properties of hazelnut oil
Kernels hazelnut a lot of attention is paid by many doctors. However, nut butter is no less popular.
It's easy to digest human body and is also loaded with fats, vitamins and minerals. This complex endows the oil with antioxidant properties, which is used by cosmetologists to preserve the youthfulness of the skin.
After squeezing out the kernels, the hazelnut oil remains long time fresh, healthy and not rancid.
When mixed in protein chicken eggs, the oil has an analgesic and disinfecting effect on burns and ulcerative lesions of the skin.
Among other things, hazelnut oil has been used since ancient times as an antihelminthic agent, as well as against ascaris and lamblia.
In cosmetology, a variety of creams and masks, balms and shampoos are made on the basis of oil. It has an excellent cleansing effect, therefore it is recommended for adolescents with a predisposition to acne and acne.
Lovers beautiful figure prefer to rub hazelnut oil into the skin as a massage agent, it reduces stretch marks and helps to reduce cellulite crust.
Harmful properties of hazelnuts and possible contraindications
The main rule when using hazelnuts is to comply with the measure, it is enough to eat 30-40 grams of nuts per day, then they will benefit human health.
Dizziness and headache may occur if this product is abused. This is due to the fact that the substances that make up the nut can provoke a spasm of the blood capillaries in the brain.
With liver diseases, with severe manifestations of an allergic reaction, the use of hazelnuts should be limited. It is also strictly contraindicated in overweight people due to its high calorie content.
On the part of the gastrointestinal tract, overeating with hazelnuts can manifest itself in a feeling of heaviness in the stomach, nausea, and constipation is possible. Also, do not forget that eating spoiled or expired food is dangerous to health.
The benefits of hazel shrub for human health
Among all the variety of medicinal plants, traditional healers give preference to the shrub on which the hazelnut grows - hazel.
In folk medicine, the beneficial properties of hazel leaves are used, which consist in a strong diuretic effect.
It helps to fight urolithiasis and inflammatory diseases kidneys and urinary ducts.
Also, infusions on young leaves of a bush are prescribed as depressant at nervous disorders... In addition, they are used as a strengthening agent with reduced immunity in order to quickly restore vitality.
Plyuska decoctions - sheet wrapper young hazelnuts, help to restore the work of the gastrointestinal tract, enhance intestinal motility and remove toxins and toxins from the body.
Healers even use hazel root, which, in the form of a decoction, copes with malaria.
The bark of the tree is used for a variety of skin diseases... To do this, it is dried, crushed and insisted on alcohol. The resulting infusion is regularly rubbed with damaged skin.
Healing recipes
The best known properties of hazelnuts have antipyretic effects and strengthen the immune system. Kernels are consumed fresh, insisted on water and alcohol, and decoctions are made.
- With bronchitis and other diseases of the upper respiratory tract, with nervous disorders and to increase lactation for nursing mothers, experts recommend using nut milk daily.
To prepare it, you need to take two glasses of peeled hazelnut kernels, pour warm water and leave to infuse overnight. After that, the nuts that have absorbed water must be ground into powder and left for a few more hours.
After a long infusion, it is recommended to pour half a glass of water into the mixture and bring to a boil. After cooling down, add half a glass of cream and a couple of tablespoons of honey to the solution. Having mixed the resulting mixture well, it must be consumed one dessert spoon before each meal.
- For diseases of the cardiovascular system, a decoction of the leaves and wood of the hazelnut shrub is used.
To make it, you need to take 2 tablespoons of crushed dried raw materials and pour a glass of boiling water over it. Allow time to cool completely and brew. After straining, it is recommended to take the resulting infusion several times a day, half an hour before meals.
- Young leaves and shoots of hazel are used to treat hepatitis B (jaundice).
It is necessary to grind the washed leaves and place in a glass jar, fill it with white wine and remove to a cool dark place to infuse. After a week, it is recommended to strain the resulting mass and take 40 ml 2 times a day before meals.
- Benefit for men who have an enlarged prostate gland, it is necessary to take a daily decoction of hazelnut bark.
To do this, pour the crushed raw materials with warm water and boil in a water bath for half an hour. Then strain the cooled broth and use it before meals three times a day.
- With low blood pressure and dizziness, with general weakness a decoction of hazelnut shells is used.
They are poured with boiling water and left to infuse for several hours.
Nut selection and storage options
The main rule when buying a hazelnut is the integrity of its shell, since peeled walnut kernels may contain toxic substances, putrefactive fungi and mold. They appear as a result of improper long-term storage.
Also, when choosing a hazelnut, you should pay attention to the fact that it does not fall on sunlight, since under their influence the nuts quickly deteriorate. Therefore, when choosing peeled kernels in a package, you should pay attention to their shelf life, the tightness of the package and its protection from sunlight.
Storing hazelnuts in their shell is not complex process, just put it in a cloth bag and put it in a cool dark place. Nuts can be stored in this state for no more than six months, after which they lose all their healing properties and dry out.
Thus, hazelnuts are nutritious and useful products nutrition. With its regular use, immunity increases, the general condition is strengthened, which helps to fight against a number of serious illnesses... However, with overuse hazelnuts can be harmful to human health.
Hazelnut(aka hazelnut) - the fruit of woody shrubs called hazel. It is most common in southeastern Europe and Asia Minor, but it is not the only places its growth. Hazelnuts are also grown in Germany, North America, Italy, the Balkans, etc.
The popularity of hazelnuts is growing every year. In cooking, it can be used in almost any dish and preparation. Despite the fact that hazelnuts are very high in calories and rich in vegetable fats, you do not need to be afraid to add it to your diet. The fats it contains are healthy, and if you do not overuse this product, then the number of calories will not be so high.
1. Fights heart disease.
Hazelnuts help fight heart disease. In addition to being a rich source of fiber, it also contains ample amounts of monounsaturated fatty acids, which can help lower levels of bad cholesterol and increase the level of what is useful.
Research by the American Food Society found that diets high in hazelnuts reduced bad cholesterol, decreased inflammation, and improved blood lipids. Hazelnuts also contain significant amounts of magnesium, which helps regulate the balance of calcium and potassium, thereby leveling blood pressure surges.
One cup of these nuts corresponds to 50% of the magnesium required per day. Magnesium plays an important role in regulating calcium levels. Excess calcium is known to be harmful to heart health. Magnesium protects the heart by preventing overstraining.
2. Helps in the treatment of diabetes.
Hazelnuts are a rich source of healthy vegetable fats. In a 2015 study published in an American journal clinical nutrition, the reaction of patients with diabetes mellitus to the addition of hazelnuts to their daily diet was revealed. As with other studies, it was concluded that patients experienced a decrease in their cholesterol levels. However, it was surprising that the level of lowering blood lipids in diabetics was higher than in those who do not suffer from this disease.
Diabetics with high cholesterol levels should consider adding hazelnuts to their daily diet. The high levels of manganese in hazelnuts are also beneficial in the fight against diabetes as they affect blood glucose levels and insulin production. In addition, hazelnuts are a good source of magnesium, which has been shown to reduce the risk of diabetes.
3. Rich in antioxidants.
Hazelnuts contain many vitamins and minerals that are powerful antioxidants. Antioxidants scavenge free radicals and help prevent serious diseases such as cancer and heart disease. Hazelnuts are rich in vitamin E, which helps fight aging and disease by reducing inflammation in the body.
Hazelnuts have the most high content proanthocyanidins, a class of polyphenols with powerful antioxidant properties. Research has shown that proanthocyanidins have significantly higher levels of antioxidant activity compared to vitamins C and E. They also help in the fight against premature aging.
4. Improves brain function.
Hazelnuts are a powerful source of energy. It is full of elements that improve the brain and cognitive function and help prevent the degenerative diseases that develop with age. Due to the high levels of vitamin E, manganese, thiamine, folic acid and fatty acids, a diet supplemented with hazelnuts helps preserve brain function.
High levels of vitamin E levels reduce cognitive decline and play an important role in the prevention and treatment of diseases such as Alzheimer's disease, dementia and Parkinson's disease. Manganese has been shown to increase brain activity related to cognitive function.
Thiamine is commonly referred to as the "vitamin of nerves", it plays a role in maintaining the functions of the nervous system and has a tremendous effect on human cognitive function, improves concentration and memory. This is why a thiamine deficiency can lead to brain damage. High levels of fatty acids and protein help both the nervous system and the fight against depression.
5. Helps prevent cancer.
Due to their high amount of antioxidants, hazelnuts are very important in fighting cancer. Vitamin E is a useful supplement in cancer prevention. It has been found to help in reducing the risk of prostate, breast, colon and lung cancers. Vitamin E also prevents the growth of mutations and tumors.
Through other studies, manganese has been found to have potential anti-tumor activity. For example, research conducted by the School of Chemistry and Chemical Engineering at Jiangsu University in China and published in the journal Inorganic Biochemistry has shown that manganese may be a potential anticancer compound.
From the leaves of hazelnuts, a substance is extracted from which drugs are made for cancer.
6. Fights obesity.
Nuts are an excellent stimulator of a healthy metabolism in the body. People who consume large amounts of nuts show higher rates of weight loss due to their increased metabolic rate. Thiamine plays an important role in maintaining a healthy metabolism. It helps convert carbohydrates into glucose, which is a source of energy. Thiamine also helps in the production of new red blood cells, which are needed to maintain energy.
The proteins, dietary fiber, and high-carbon composition of hazelnuts provide longer lasting satiety, which prevents overeating. As we have already found out, hazelnuts are a source of healthy fats, which puts them in a number of foods that can fight obesity.
7. Good for muscles.
Magnesium plays a vital role in maintaining calcium levels in the cells of the body, which helps in muscle contraction, preventing overstraining, relieves muscle tension and pain, prevents muscle fatigue, spasms and cramps. Research shows that a good dose of magnesium can actually help strengthen muscles.
8. Eliminates constipation.
Since hazelnuts are a rich source of fiber, they can be safely included in the diet to support intestinal motility. It normalizes stool and thus prevents constipation.
9. Good for bones and joints.
Magnesium, along with calcium, is essential for bone and joint health. Accumulated in bone tissue, it comes to the rescue when there is a sudden deficiency of this mineral. In addition, hazelnuts contain manganese, a mineral that is beneficial for bone growth and strength. It is especially beneficial for menopausal and postmenopausal women to avoid osteoporosis.
10. Improves the health of the nervous system.
Vitamin B6 is considered essential for the absorption of amino acids. They, in turn, are responsible for the health of the nervous system. Vitamin B6 deficiency is known to interfere with the synthesis of myelin (the neural sheath responsible for the efficiency and speed of electrical impulses), which is essential for optimal nervous system function. Vitamin B6 is also required for the proper production of various neurotransmitters, including adrenaline, melatonin, and serotonin.
11. Normalizes work digestive system.
Manganese (activating and catalyzing enzyme) is a mineral that plays an important role in the synthesis of cholesterol and fatty acids. This mineral is also the main carbohydrate and protein metabolic agent. The higher the level of manganese in the body's system, the better the metabolism of protein and carbohydrates. This, in turn, improves the health of the digestive system. 100 g of hazelnuts contains 210% of the required daily intake of manganese. Alimentary fiber present in these nuts ensure proper absorption nutrients, ensuring the utilization of toxins and toxins from the body through the feces.
12. Strengthens the immune system.
Nuts are rich in a variety of nutrients, including various minerals such as calcium, potassium, manganese, and magnesium. They are all essential for proper blood circulation. When blood enters every cell of the body, it saturates it with all the nutrients. This makes the body stronger and stronger, the strength of the immune system increases, which, in turn, prevents various undesirable conditions.
13. Eliminates stress and depression.
Hazelnuts contain a good dose of alpha-linolenic acid, omega-3 and omega-6 fatty acid... These elements, together with B vitamins, play significant role in the prevention and mitigation of various psychological states including anxiety, stress, depression, and even schizophrenia.
14. Good source vitamin K.
Vitamin K is a blood vitamin. It plays a significant role in preventing excessive blood loss by inducing platelet synthesis, thus protecting you from situations, life threatening... This vitamin is also required for proper absorption of calcium, which reduces the risk of fractures associated with calcium deficiency.
15. Helps to gain weight.
Hazelnuts are rich in fat and calories, so they can help you gain weight healthy and in a healthy way... However, before taking this step, consult your doctor in order to avoid unnecessary complications.
16. Useful for varicose veins.
Even in ancient times, with the help of a hazelnut, they fought with varicose veins and thrombophlebitis. This, again, is possible thanks to the iron contained in hazelnuts.
Benefits for women
17. Useful when planning pregnancy.
Folic acid found in hazelnuts is essential female body at the planning stage of pregnancy. However, check with your doctor before consuming hazelnuts as a source of folate.
18. Useful for pregnant women.
Proper nutrition is important during pregnancy to maintain the health of the mother and baby. Hazelnuts are a rich source of various nutrients needed for correct flow pregnancy. You should eat these nuts in moderate amounts and combine them with balanced diet, rich in fruit and vegetables. And also consume enough water to avoid constipation.
19. Useful for the bearing fetus.
Hazelnut contributes to the formation of the baby's musculoskeletal system, forms it bone tissue and the nervous system.
20. Useful for lactation.
Hazelnut stimulates the production of breast milk, improves its fat content and quality. Thanks to nuts, it will be as nutritious as possible and provide the child with the necessary useful elements.
Benefits for the skin
21. Prevents premature aging.
Hazelnuts contain vitamins A, E and C, which are antioxidants. The synergistic effect of these vitamins prevents the appearance of wrinkles, thereby eliminating initial signs aging.
22. Moisturizes the skin.
Hazelnut's moisturizing and conditioning properties make it an ideal natural moisturizer for sensitive and dry skin.
23. Saves from ultraviolet rays.
Hazelnut oil can be applied to the skin. It will act as a natural sunscreen. To do this, mix a few drops of sesame oil, avocado, walnut and hazelnuts and apply this mixture to the skin before going out in the sun.
24. Promotes healthy skin.
Antioxidants fight free radicals that can damage your skin. They also protect the skin from cancer caused by ultraviolet rays... Flavanoids together with antioxidants stimulate the regeneration of skin cells. It removes dead and damaged cells for healthier, smoother and more youthful skin.
Benefits for hair
25. Dyes the hair.
Nuts are used as a natural ingredient in a variety of colorants. Along with giving your hair a delicious brown hue, hazelnuts also ensure that the color lasts for a long time. In addition, it provides additional protection by maintaining the health of the hair ends by protecting them from chemical damage.
26. Strengthens hair.
Hazelnut oil can be used to strengthen hair. It must be rubbed into the scalp with massaging movements. Without rinsing off the oil, wrap your head in a towel and go to bed. The next morning, wash your hair with a mild shampoo.
Benefits for men
27. Prevents prostate diseases.
Hazelnuts contain a complex of vitamins and minerals that have a beneficial effect on the process of hematopoiesis and strengthen the walls of blood vessels. It is these properties that provide healing effect... For men who have problems with prostate, it is recommended to consume about 50 g of hazelnuts daily.
28. Improves male strength.
Due to its rich composition, hazelnuts contribute to the natural production of testosterone. Thus, the duration of sexual intercourse increases, premature ejaculation and the quality of the sperm is improved.
Harm and contraindications
1. Allergic reactions.
Hazelnuts can cause serious, sometimes life-threatening, allergic reactions... People who are allergic to tree nuts, such as macadamia and others, are prone to hazelnut allergies.
2. Dangerous combination with existing health problems.
Do not eat hazelnuts for people with bowel disease, liver dysfunction, severe diabetes. If you have other serious medical conditions, check with your doctor to see if hazelnuts can be used in your diet.
3. Not desirable for children.
In children preschool age hazelnuts can cause stomach cramps and constipation.
4. Use during pregnancy.
Although we talked about the fact that hazelnuts are useful during pregnancy, in no case should they be abused, since they can pose a threat to the baby, the flesh before miscarriage.
5. Cautious use for the elderly.
People over 50 should be more careful about the use of this nut. The fact is that at this age gastrointestinal tract can not always cope with their work. Hazelnuts are a dense and solid product that may seem too difficult to handle in a tired gastrointestinal tract.
6. May cause headaches.
Another of side effects hazelnut headache can be a sharp and unbearable headache. This is due to vasospasm in the head. At the slightest discomfort, it is better to stop using this product and consult a specialist.
Chemical composition of the product
Nutritional value of hazelnuts (100 g) and percentage of daily value:
- The nutritional value
- Vitamins
- Macronutrients
- Trace elements
- Fatty acid
- calories 651 kcal - 46%;
- proteins 15 g - 18%;
- fats 61.5 g - 95%;
- carbohydrates 9.4 g - 7.34%;
- dietary fiber - 6 g - 30%;
- water - 5 g - 0.2%.
- And 2 μg - 0.2%;
- With 1.4 mg - 1.6%;
- To 14.3 mcg - 12%;
- E 20.5 mg - 136%;
- B1 0.3 mg - 20%;
- B2 0.1 mg - 5.6%;
- B4 45.6 mg - 9%;
- B5 1.15 mg - 23%;
- B6 0.7 mg - 35%;
- B9 68 μg - 17%;
- PP 5.2 mg - 26%.
- potassium 717 mg - 28.7%;
- calcium 170 mg - 17%;
- magnesium 172 mg - 43%;
- sodium 3 mg - 0.2%;
- sulfur 190 mg - 19%;
- chlorine 22 mg - 1%;
- phosphorus 299 mg - 37.4%.
- iron 3 mg - 16.7%;
- cobalt 12.3 - 123%;
- copper 1120 mcg - 112%;
- manganese 4.2 mg - 210%;
- fluorine 17 μg - 0.4%;
- zinc 2.44 mg - 20.3%;
- selenium 2.4 μg - 4.4%.
- omega-3 0.09 g - 1.5%;
- omega-6 6.8 g - 100%;
- palmitic 3.5 g - 18.7%;
- oleic 53 g - 108.6%;
- linoleic acid 6.8 g - 60.7%.
conclusions
Hazelnuts are an incredible product with many beneficial properties. It can relieve symptoms and even cure some diseases.
Beneficial features
- Fights heart disease.
- Helps in the treatment of diabetes.
- Rich in antioxidants.
- Improves brain function.
- Helps prevent cancer.
- Fights obesity.
- Good for muscles.
- Eliminates constipation.
- Good for bones and joints.
- Improves the health of the nervous system.
- Normalizes the digestive system.
- Improves immunity.
- Eliminates stress and depression.
- Good source of vitamin K.
- Helps you gain weight.
- Useful for varicose veins.
- Good for skin and hair.
- Good for both men and women.
Harmful properties
It is very easy to get carried away with nuts and quietly eat 2-3 daily norms. In no case should this be allowed, as it can lead to serious complications, especially if you already have any diseases:
- May cause allergic reactions.
- Possible danger with existing health problems.
- It is undesirable to give to children.
- Use with caution during pregnancy.
- Use with caution in elderly people.
- May cause headaches.
Any side effects can be avoided with the correct dosage of the product. Be healthy!
Sources of Research
The main studies on the benefits and dangers of hazelnuts were carried out by foreign doctors. Below you can find the primary research sources that served as the basis for this article:
- https://www.ncbi.nlm.nih.gov/pubmed/16969381
- https://link.springer.com/article/10.1007%2Fs00394-014-0808-7
- https://healthyforgood.heart.org/Eat-smart/Articles/Monounsaturated-Fats#.Vzso2ZMrKRu
- http://www.diabetes.org/food-and-fitness/food/what-can-i-eat/making-healthy-food-choices/fats-and-diabetes.html?referrer=https://www. google.com/?referrer=https://draxe.com/wp-admin/post.php?post=45702&action=edit
- https://www.ncbi.nlm.nih.gov/pubmed/26561616
- https://www.ncbi.nlm.nih.gov/pubmed/23372018
- https://www.ncbi.nlm.nih.gov/pubmed/17645588
- https://www.ncbi.nlm.nih.gov/pubmed/21922132
- https://www.ncbi.nlm.nih.gov/pubmed/26739867
- https://www.ncbi.nlm.nih.gov/pubmed/12505649
- https://www.ncbi.nlm.nih.gov/pubmed/37452
- https://www.ncbi.nlm.nih.gov/pubmed/26808646
- https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1123448/
- https://www.ncbi.nlm.nih.gov/pubmed/25466495
- https://www.ncbi.nlm.nih.gov/pubmed/20674030
- https://www.ncbi.nlm.nih.gov/pubmed/26123047
- https://www.ncbi.nlm.nih.gov/pubmed/26897125
- http://nutritiondata.self.com/facts/nut-and-seed-products/3116/2
- http://www.berkeleywellness.com/healthy-eating/food/article/hazelnuts-sweet-and-versatile
- https://www.ncbi.nlm.nih.gov/pubmed/26358166
Additional useful information about hazelnuts
How to use
1. In cooking.
Hazelnut will perfectly complement any dish. It can be used in a variety of ways:
- Toast and use as a snack in between meals.
- Grind and sprinkle over breakfast.
- Grind, add to chocolate and spread on bread.
- Mix with berries and add to muffins or cake.
- Use with potatoes.
- As a side dish for fish or chicken dishes.
- Add to the pasta sauce.
- Chop and add to the pancake batter.
- For decorating desserts, etc.
The variety of dishes using hazelnut is great.
2. Cooking churchkhela.
Churchkhela is a hazelnut strung on a string, dipped in concentrated grape juice with flour and dried. To prepare churchkhela, you need high-quality grape juice, 1/4 cup flour and 1 cup sugar. The mixture must be boiled, cooled, it should turn out to be thick. A thread with hazelnuts is lowered into it. The grape mass envelops the thread. Before you once again immerse the hazelnuts in the grape juice, you must wait until it dries completely.
3. In cosmetology.
Hazelnut kernels are used to obtain oil. It can be taken orally as a medicine and can be used topically to improve the condition of the skin and hair. It is effective in treating burns and improving general condition hair. Helps get rid of acne and reduce the appearance of cellulite. Hazelnut leaves are used to restore weakened hair. A special decoction is made from the leaves and used at regular intervals. With the help of a potion from the twigs, you can quickly eliminate puffiness and redness of the skin.
How to choose
- The size of a high-quality hazelnut kernel should be 2 cm.
- Hazelnuts should be bought in its shell, without it, it begins to quickly lose its useful qualities.
- Molds can form on peeled nuts.
- If you do buy uncoated hazelnuts, try to find varieties with dense and intact skin.
- If you buy roasted hazelnuts, remember that they contain fewer phytonutrients.
- When found on nuts dark spots, traces of mold, cracks and dents refuse to buy.
- The nuts should not smell of dampness and mold.
- It is better to buy nuts not in the markets, but in large supermarkets.
- The packaging should be dense and opaque.
- The date of manufacture should not be easily erased from the bag.
- Nuts with a shelf life of 1 year or more are fake.
How to store
- Hazelnuts, even for a short time stored without a peel, lose most its medicinal properties.
- After six months, hazelnuts, even in their shells, begin to lose their properties.
- Hazelnuts love temperatures close to zero, so it is best to store them in the refrigerator.
- When stored in the refrigerator, the shelf life may increase up to 4 years.
- It can be stored at room temperature, away from sunlight and moisture. However, in this case, the shelf life will not exceed 1 year.
- It is best to use a canvas bag or paper bag for storage.
- To check if the nuts have rotted, you need to shake the bag or bag - if the nuts make a rumbling sound, then they are perfectly preserved. If there is no characteristic sound, then some of the kernels have deteriorated.
- It is categorically not recommended to store hazelnuts in polyethylene, it will deteriorate very quickly due to infection with fungi.
History of origin
Hazelnut has been known to man for a very long time. There is a version that about 10 thousand years ago, it was with this fruit that our ancestors were saved from hunger. Hazelnuts have been known as an industrial crop for over 600 years. Archaeological finds indicate that hazelnuts were widespread in Northern Europe and were used there for food. The peoples of the Caucasus have been cultivating this nut for more than 6 thousand years, and the Circassians bred this culture back in the 4th-3rd centuries BC.
In our country, Ivan Vladimirovich Michurin began to promote the cultivation of this crop in the northern regions. He experimentally crossed different types hazel and different varieties of hazelnuts. Thus, frost-resistant hybrid varieties of hazelnuts with good yields were obtained for central Russia.
How and where is it grown
Hazelnuts are yellow-brown, almost spherical, kernels weighing from 1.5-2.5 g. In gardens, it is grown for decorative purposes (a beautiful hedge is obtained from hazel bushes), as well as for the use of its fruits in medicine, cooking and cosmetology.
60% of the world's hazelnuts are produced in Turkey. This plant is unpretentious and makes a good profit (about 2 thousand dollars per year per hectare). The Turks plant it on the mountain slopes. The aisles are lined with turf. Plants are not watered, they have enough natural moisture. Nuts are harvested from the second decade of August slightly unripe, they are piled up and covered with foil. When ripe, the kernel acquires a specific taste, and the shell becomes brown and shiny.
In Russia, hazelnuts are mainly grown in Krasnodar Territory... Russia occupies less than 0.2% of its world production.
- The daily intake of hazelnuts is 30-50 grams. Going beyond this range can lead to digestive problems and other negative effects.
- The energy value of hazelnuts is several times higher than the energy value of milk and bread.
- Hazelnut - more nutritious product than meat and fish.
- When nuts are roasted, more than 50% of vitamin E breaks down.
- The benefits of fried hazelnuts are 2 times less.
- Hazelnuts should be consumed in the first half of the day so that the product is completely digested and absorbed by the evening.
- At a high dosage, the allergen can accumulate in the body and cause a reaction, even if there was no initial allergy to nuts.
- In ancient times, hazelnuts were popular as a flavoring agent in liquor and coffee.
- The name of this plant (hazel) is due to the fact that the leaves of the plant resemble the trunk of a bream fish.
- Hazel is mentioned in the writings of the Roman poet Virgil.
- In Spain, hazelnuts are used as a cure for urinary incontinence (enuresis). The patient should eat twelve nuts before bedtime.
- In 1989, hazelnuts officially became a nut. American state Oregon.
- Walnut trees can bear fruit for 80 years.
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