Coffee: its composition, useful properties and contraindications

Coffee is a marvelous drink that many people love. Today in the store you can find different varieties and types, each of which has found its fans among coffee drinkers. Experts are still arguing about the benefits and harms of the drink. But in one thing their opinions agree: coffee really charges energy and with proper use can not harm the body.

Coffee varieties and types

Coffee is grown today in many countries. Breeders every year breed new varieties and varieties that differ in taste. Among other things, coffee also differs in the way it is roasted.

Among the types, the most popular are:

1. Arabica. This is a well-known and quite popular variety. It has a mild taste. It is distinguished by a small content of caffeine. When using quality beans, the drink will acquire a light and pleasant flavor. Arabica grows in warm countries on mountain slopes. Each tree yields about five kilograms of beans a year. At the same time about one kilogram is suitable for sale.
2. Robusta. Coffee grows near the Congo River. The tree is unpretentious. It can easily tolerate sudden changes in temperature and soil depletion. But its beans contain a fair amount of caffeine. Robusta is more commonly used as a supplement to other varieties.
3. Liberica. The plant is resistant to microorganisms and insects that spread disease. It grows in Africa. Coffee is also used as an additive to give the drink a special flavor.
4. Excelsa. Refers to the most expensive variety of coffee because it is rare. Many people think it is the ancestor of Mocha and many other varieties growing in India.

There are also many varieties of coffee. They all have their differences. The most common are:

1. Medellin. Characterized by its quality. It grows in Colombia. Only the best grains are selected for export.
2. Brazilian bourbon santos. This is one of the most common varieties. Cultivated in Brazil. It is distinguished by its chocolate flavor and the presence of a surprising flavor of almonds and citrus.
3. Maragojip. It is known for its sweetness. Coffee from such beans is quite rich, dense, fragrant and tart. Occurs in Brazil, Mexico and Guatemala.
4. Colombia ecello. Characterized by the flavor of cocoa and the presence of a slight sourness.
5. Maracaibo. Considered to be of higher quality than Colombian varieties. It grows in Venezuela. Beverage made from these grains has a subtle flavor of wine. It has no equivalent.
6. Oxaca. Found in Mexico. The drink has a nutty flavor and a slight bitterness.
7. Ethiopia Mocha. This variety has a fruity flavor. It is considered the most popular, common coffee.

Each variety and species has its own fans among coffee lovers. Some of them are quite expensive, but in spite of this, they are quickly bought at auctions.

What is the difference between freeze-dried coffee and instant coffee

Many people wonder what the difference between freeze-dried coffee and instant coffee is. Freeze dried coffee is a beverage that is made from small granules. They have a light brown hue and are shaped like pyramids or splinters and dissolve quickly when added to boiling water. Freeze dried coffee is used when there is no time to make a full beverage. Its taste resembles brewed coffee as much as possible.

Soluble is considered the most popular. The technology of its preparation is slightly different than the process of making freeze-dried. To obtain the powder, hot air is used, under the influence of which the concentrate is simply atomized, resulting in a powder.

Thus, freeze-dried coffee is a type of instant coffee. The technology of brewing the beverage does not differ. It is enough to add 1-2 teaspoons of coffee in a mug with boiling water and stir. For flavor, you need to add milk or cream and sugar.

Composition and Calories

Coffee does not have a diverse composition. But it contains the most common micronutrients and vitamins that the human body needs. These include:

1. Trigonellin. This is an alkaloid. It is tasteless and odorless. But in its qualities it resembles nicotinic acid, because it contains its molecules. When exposed to high temperatures, it is released. Nicotinic acid is widely used in cosmetology because it helps to slow down the aging process.
2. Vitamin A. It takes part in the development and growth of the body. It is also necessary for the proper and complete absorption of calcium, iron. This trace element also helps to restore strength and is one of the components of female beauty.
3. Vitamin E. It is a stimulant of the immune system. If it is insufficient, the body's defenses are unable to fight viruses and bacteria.
4. Amino acids and proteins. They are necessary for the body to replenish energy. They also participate in cellular mechanisms and support immunity.
5. Magnesium. The trace element is an essential component in muscle tissue function. Its insufficiency leads to the appearance of cramps in the lower extremities.
6. Calcium. Coffee contains a small amount of calcium, which is the building block of bone tissue.
7. Iron. This trace element is necessary for the hematopoietic system. Without it, anemia, also called anemia, develops.

Natural coffee contains no harmful substances. It has a positive effect on the body, has antioxidant properties. Its moderate use increases mood and performance.

How is coffee useful?

General benefits

Experts are still arguing about whether coffee is good for the body or its harm far exceeds it. Many argue that with proper and moderate use, a natural drink can bring benefits to the body. Properties of coffee:

1. Stimulation of the work of many organs. The composition includes caffeine, which replenishes energy. Also, the substance activates the process of blood circulation, as a result of which the brain begins to receive a sufficient amount of oxygen. This allows you to concentrate faster and increase your performance.
2. Protection against stress. Natural coffee contains B vitamins. They have a positive effect on the nervous system, preventing the development of depression, and reduce stress levels.
3. Reduces the risk of developing a number of diseases. These include Alzheimer's disease, diabetes, and liver disorders. Natural coffee also helps to reduce the risk of asthma.
4. Neutralizes dangerous radicals by containing half the daily allowance of antioxidants in one cup of drink. Coffee is one of the sources of natural antioxidants.
5. Maintaining normal blood pressure levels. Coffee is popular with people who suffer from hypertension. After drinking the fragrant drink, there is a normalization of BP and improvement in well-being.

Also one of the advantages of coffee is the ability to eliminate urolithiasis, because the drink is a diuretic. Thanks to these properties, the urinary tract is cleared of sand and small stones.

For women

It is believed that coffee promotes weight loss and can be used for weight loss. Also, thanks to its properties, the drink eliminates swelling, as it removes excess water from the body.

It is proven that the antioxidant properties of coffee help cleanse the body of toxins and other harmful substances.

Experts have found that coffee contains substances that slow the spread of free radicals that cause cancer. Studies have proven that the risk of breast cancer is significantly reduced by regular consumption of the drink.

Coffee is also used in cosmetology to prepare home masks for hair, face and body. They help to eliminate certain problems of the skin, make it smooth, firm and taut.

For men

Previously, it was believed that coffee helps to increase potency. But today it is proved that such an effect is short-lived and carries more harm. But coffee contains magnesium, which is essential for the growth of muscle tissue. Moderate consumption of the drink and regular exercise will help keep the body toned.

When pregnant

It is not recommended to drink coffee during pregnancy. This is due to the fact that the drink contributes to the rapid heartbeat of the baby, which can lead to serious consequences.

In addition, excessive consumption of coffee causes miscarriages or premature births. But many expectant mothers have an irresistible desire for a cup of the delicious drink.

When pregnant, coffee should be drunk only with cream or milk. These will reduce the negative effects of caffeine on the fetus. You can consume no more than 2 cups per day and only in the morning.

When you are breastfeeding

You should also avoid coffee when you are breastfeeding. It contains caffeine, which can have a negative effect on the baby's nervous system.

The flavored drink can be consumed during breastfeeding only after feeding the baby in small quantities with the addition of milk or cream. The next feeding after coffee to be carried out not earlier than 3-4 hours. This will help to reduce the negative effects of the drink.

For children

Experts do not recommend giving children coffee, because it can cause irreparable harm to the child. The thing is that the constituent components negatively affect the nervous system of children and can provoke overexcitement.

Coffee, especially natural coffee, can be used by children at the age of 14-16 years old, when the body is more resistant to the influence of caffeine. But it should be diluted with cream or milk.

What is the healthiest coffee?

To prepare an amazing and fragrant drink, instant or ground coffee is used. Each of them has its own characteristics and brings certain benefits. Many people wonder which one is more useful.

Ground

To prepare the drink, a powder is used, which is made from roasted beans. It should be brewed in a special coffee maker or carafe. Such coffee contains more potassium, which is required for muscle and bone tissue. It also contains magnesium. It is this substance contributes to the constriction of blood vessels, due to which the blood pressure is reduced.

Ground coffee is considered more natural because it contains more antioxidants than instant coffee. They contribute to the removal of harmful substances from the body and slow the aging process.

In ground coffee there are about 300 different substances that are involved in the processes occurring in the body. It is the kind of drink that will be beneficial if consumed in moderation.

Soluble

It has its own advantages. First of all, it does not take much time to prepare. It is enough to pour one or two teaspoons into a cup and pour boiling water over it. But in the process of its preparation, when the powder undergoes a procedure of evaporation, all the useful substances are destroyed.

Consequently, instant coffee is less beneficial than natural coffee. But you should take into account that ground coffee has a greater impact on the body, including negative effects. Therefore, it should be used with caution.

The benefits and harms of green coffee

Green coffee has recently gained popularity. It is derived from unroasted beans. They are also not subjected to heat treatment. It is believed that in this way a large number of useful substances are preserved, including vitamins and antioxidants.

The main advantage of this drink is its ability to blunt hunger and suppress appetite. At the same time, the drink contributes to the breakdown of fatty tissue, which accumulates under the skin, and weight loss.

But green coffee can also cause harm to the body. First of all, it contains more caffeine, which is more quickly addictive. Such a drink, if consumed regularly, will lead to exhaustion of the nervous system.

Green coffee also removes calcium, magnesium and many useful vitamins from the body faster. Over time, the teeth begin to decay, osteochondrosis develops, which is fraught with regular pain in the back and lower back.

Despite the fact that green coffee has a brighter taste and aroma, you should use it with great caution.

The benefits of coffee with additives

Coffee is not only drunk with milk. Other additives are added to the drink, which give it a more pronounced taste and aroma. They can also benefit and enhance the beneficial properties of coffee.

Cinnamon

It is used in cooking as a spice. It is often used for baking. Cinnamon can also be used with coffee. It helps to reduce the oxidizing effects of caffeine on the body.

Also cinnamon helps to cleanse the blood of harmful substances, restores blood circulation. The additive has an anti-inflammatory and warming effect. This allows it to be used for medicinal purposes.

Coffee with cinnamon is useful during colds, especially for coughs and runny noses. Thanks to the additive it is possible to eliminate the inflammatory process in the throat and nasopharynx, reducing the risk of complications.

Cinnamon, among other things, gives the drink a special flavor. A small pinch of ground cinnamon is added to one cup of coffee.

With lemon

This is a classic combination. The drink perfectly charges energy, helps to wake up. Citrus is known for containing large amounts of vitamin C, which supports the immune system and helps fight colds. But it enhances the effects of caffeine on the body.

Lemon in coffee also has a positive effect on the condition of the skin, preventing aging. The citrus also benefits the stomach by activating the production of gastric juice. This is why coffee with lemon is recommended after a meal.

In one cup, you need to add no more than one or two slices. Then the drink will turn out fragrant, useful, and the lemon will not interfere with the taste of the coffee.

With cardamom

Cardamom is the most valuable and ancient spice in the world. It is also called the "king of spices". The Arabs use cardamom to make a special coffee that is considered a symbol of hospitality. No meal is complete without the drink.

Cardamom has a calming effect on the nervous system and activates the spleen. In addition, coffee with this spice is excellent as a morning drink because it has a cooling effect.

The spice should be used in very small quantities, as cardamom is known for its pungent aroma and flavor. No more than ¼ teaspoon per cup is used.

With Ginger

Ginger is also used medicinally to treat colds. It has antibacterial properties and helps to eliminate coughs, runny nose. Therefore, ginger is also used as an additive to coffee. Such a drink also has a stimulating effect, activates the digestive organs.

Ginger has a warming effect, which allows you to fight such a disease as bronchitis. The addition of spice to the coffee reduces the negative effects of caffeine, it is possible to eliminate headaches and normalize the metabolism.

Coffee with ginger is used to get rid of apathy, lethargy and fatigue. The drink helps to cope with physical fatigue, mental anxiety. One cup is enough to add a small piece of the root. The drink will take on an amazing flavor and aroma.

With Cognac

Coffee is also popular with cognac. If you add a small amount, the drink helps to relieve stress, eliminate anxiety and get rid of insomnia. Also, coffee with cognac perfectly copes with headaches.

The drink is popular among hypotensive people, because thanks to a small amount of cognac, it raises the blood pressure and improves the general well-being.

But it is important to remember that coffee with cognac is not recommended to people who suffer from high blood pressure, because the additive dilates blood vessels, due to which the blood pressure increases. The drink is also forbidden to patients suffering from heart or stomach diseases.

For the coffee to be beneficial, it is enough to add 30 ml of cognac per cup. In large quantities, alcohol will only cause harm.

With milk

Coffee with milk or cream is considered the most popular drink. And this is not surprising. The thing is that it not only has a marvelous taste and aroma, but is also good for health.

Milk contains a large amount of calcium, which is necessary for the human body. In addition, milk or cream reduces the negative effects of caffeine.

With honey

Coffee with honey is an excellent remedy for colds and flu, because the product of bee production has an antiseptic property and has an anti-inflammatory effect.

It is enough to add 1-2 teaspoons of honey to one cup and mix thoroughly until it dissolves completely. It is not necessary to add sugar, as the honey already contains glucose.

Is it possible to drink coffee while losing weight?

It is believed that coffee helps to maintain weight. But this is not quite true. The fact is that the drink contains substances that activate the production of gastric juice. As a result, the food is digested much faster.

Thus, after drinking coffee, a person quickly loses the feeling of satiety. Consequently, you should not use it to lose weight, because it can lead to gaining excess weight.

Experts recommend consuming the drink only after breakfast and not more than one cup.

Coffee in Medicine

Coffee, when properly consumed, can also be used in the presence of certain diseases. But it is important to remember that only compliance with the dosage will benefit the body.

In case of diabetes mellitus.

Coffee is recommended in the establishment of type 2 diabetes. The drink contains substances that prevent the accumulation of proteins, which only aggravate the course of the disease.

In addition, coffee is useful for the thyroid gland, the work of which in diabetes can be impaired. The drink also has a positive effect on the stomach and prevents the occurrence of constipation. The substances in the coffee help cleanse the intestines of toxins and waste.

Important: The glycemic index of coffee is 40 to 60 units.

In pancreatitis

Specialists do not recommend drinking large quantities of coffee with pancreatitis. The disease is characterized by the emergence of inflammatory foci, and the consumption of the drink can lead to the development of a number of unpleasant symptoms.

Coffee at the establishment of pancreatitis can be consumed only with milk or cream in small quantities. They will help to reduce the negative effect of caffeine on the mucosa of the stomach and reduce the risk of signs of an acute form of the disease.

With gastritis

Gastritis manifests itself in the form of lesions of the mucosa of the stomach. If left untreated, ulcers begin to develop. It is not recommended to consume coffee with gastritis, especially in the period of exacerbation, as it may entail unpleasant consequences.

If you have gastritis, you should give up coffee. But if you have a great desire, you can drink a cup of drink with the addition of milk, cream. They will help to reduce the negative impact on the gastric mucosa. You can drink no more than 1-2 cups of coffee a day.

For the intestines

In the absence of diseases of the digestive tract, coffee, if it is consumed in moderate quantities, will only bring benefits. The drink will help cleanse the intestines of toxins and other harmful substances.

Coffee contains substances that improve the production of gastric juice, which helps to digest food faster, to break down fats. Thus, coffee can be beneficial for the intestines, but only if there is no inflammatory disease, especially those running in the acute stage.

For constipation

Coffee is known for its properties to prevent the occurrence of stagnation in the intestines. Regular consumption of the drink is an excellent prevention of constipation. This is due to the fact that its composition includes special substances that help cope with digestive disorders.

Gout

Experts believe that coffee helps to cope with such a disease as gout. But use in the presence of this pathology should only be a drink made from ground powder.

The usefulness of coffee in gout is due to the fact that it allows you to remove from the body salt crystals that accumulate in the bone tissue and cause unpleasant symptoms.

In addition, coffee helps to speed up blood circulation and improve vascular tone. As a result, it is possible to eliminate small inflammatory processes.

The drink also contains substances that increase the antioxidant properties of the body. This is an important point in gout.

Thus, moderate consumption of ground coffee will only benefit the body and help to cope with unpleasant symptoms. At the same time, you should exclude instant drink from your diet.

Colitis

When colitis develops, the intestinal mucosa is affected. Drinking coffee in this case is strictly prohibited, as well as strong tea. This is due to the fact that the drink negatively affects the mucosa of the organ and provokes the spread of the pathological process.

It should not be included in the diet with colitis and coffee with milk. Despite the fact that milk reduces the negative effects of the drink, it can also cause irreparable harm.

For the liver

Coffee is not only good for the intestines in the absence of diseases of the digestive system. It is also recommended for liver health. Its composition includes substances that help to remove toxins from the body, which significantly reduces the load on the liver.

Also, experts recommend drinking coffee in small quantities and with cirrhosis, the presence of other diseases of the organ. The drink contains fiber, which helps to cleanse the body.

In the presence of a number of liver diseases and for prevention purposes, you should drink only 2 cups of coffee. It will not have a negative impact on the body and will only bring benefits.

In case of hemorrhoids

In the case of hemorrhoids, coffee is not a prohibited drink. It can be consumed, but only in reasonable quantities, no more than 2 cups in the morning.

The drink contains substances that improve blood circulation and improve vascular tone. This allows you to stop minor inflammation in the intestine and eliminate unpleasant symptoms.

In cholecystitis

As in the presence of pancreatitis, in the case of cholecystitis, coffee can be drunk only with milk and in small quantities. The thing is that the drink can have a negative effect on the intestinal mucosa and provoke the appearance of unpleasant symptoms.

Coffee in Cosmetology

Coffee beans are widely used in cosmetology. It is used to prepare masks for the face, hair and all over the body. The masks help improve the complexion, remove small inflammations, wrinkles, acne, split ends and make the hair shiny again.

For the face

Masks based on coffee beans for the face are popular in cosmetology. They are part of the means of own preparation and preparations, which are made according to a special recipe in factories.

The following recipes can be used at home:

1. For getting rid of wrinkles. The remedy will also help to refresh the skin, giving it a natural color and shine. To prepare it, take 8 grams of instant coffee and 10 grams of banana pulp. Mix everything and add as much cream as you need to obtain a mass, the consistency resembling mashed potatoes. Apply the mask for 15 minutes, then rinse with water and apply nourishing cream.
2. For tightening. The basis of the mask is ground coffee in an amount of 16 grams. Mix with the same amount of flour and dilute with vegetable oil. After applying the mask, wash it off after 25 minutes.
3. From inflammation. Remedy will also help get rid of acne. To prepare you will need 25 grams of pre-grated apple, 7 ml of lemon juice and 15 grams of ground coffee. All mixed and apply by massaging movements on the face, leave for 30 minutes.
4. For exfoliation. Combine 40 grams of ground coffee with 5 ml of olive oil. Add five drops each of rosemary and lavender oil and 10 grams of sea salt. Mix everything and apply a thick layer on your face. Wash off with warm water after 15 minutes.

It is recommended to make such masks two or three times a week to achieve the best results. The effect is noticeable after 1-2 weeks of application.

For hair

Coffee can also benefit the hair. Means help to moisturize, cope with premature hair loss. They are also popular for maintaining the beauty of colored hair. The best recipes are these:

1. Nourishing mask. First of all, boil strong coffee. Mix it in an amount of 2 tablespoons with a glass of milk. All warmed up, add 1 tablespoon of honey. Apply the remedy to the hair and leave it for 15 minutes. Then rinse your head with shampoo.
2. Against hair loss. For a remedy, mix 1 tablespoon each of coffee grounds, cognac and burdock oil, grated onion. Mix thoroughly and rub into the scalp. Leave for 15 minutes, wrap head in foil and towel. Rinse with water and shampoo.
3. For colored hair. For the preparation also use coffee grounds in an amount of 1 tablespoon. Also add 1 teaspoon each of honey, basma, henna and olive oil. Stir until a homogeneous mass, distribute to the entire length of the hair. Rinse after 15 minutes.

Hair will become stronger, shinier and stronger in a month after the use of masks.

For the body

Coffee is also used for the preparation of body products. They are usually used as scrubs or masses for wrapping. Popular recipes:

1. Exfoliating Scrub. It is prepared from one-quarter cup of sugar, 1 teaspoon of cinnamon powder, half a cup of ground coffee and a cup of coconut oil. Mix everything thoroughly in a glass container. The coffee should not dissolve. Use in the shower, rubbing in with gentle massaging movements.
2. Wrap product. Mix a mixture of 3 tablespoons of brewed coffee and milk to make a pulp. Apply to problem areas of the skin, wrap in foil.

Means to help restore skin elasticity, elasticity, its natural healthy color.

Harm and contraindications

Experts are still arguing about how useful and harmful coffee. It can cause irreparable harm to the body if consumed incorrectly. Therefore, you should use it with caution.

When coffee is consumed in the wrong dose, unpleasant symptoms such as tachycardia, increased blood pressure, nausea and pain in the stomach occur.

Contraindications to drinking the drink:

• hypertension;
• kidney stones;
• Period of pregnancy and lactation;
• Chronic heart disease.

You should be very careful when drinking the drink if you have stomach diseases, especially in the acute stage. Coffee can also have a negative effect in case of pancreatitis.

How to choose and store coffee

In order for coffee to bring more benefits to the body than harm, you should choose it correctly. When buying it, it is important to pay attention to such nuances:

1. Variety. It is of great importance. Strong drinkers will prefer robusta. A milder taste and flavor have varieties such as Arabica and Liberica.
2. Roasting. Coffee beans can be roasted to different degrees, of which there are only 4. The lower the degree, the finer the flavor and aroma the beverage has.
3. Appearance. Some manufacturers indicate one variety on the package, while using a cheaper one. It is also possible to identify the variety by its grains. Arabica is distinguished by the presence of a wavy stripe in the middle and elongated grains. Robusta has a straight stripe and round grains.
4. Grind. It is also very important. The finer it is, the faster the aroma and flavor of the drink unfolds.
5. Cost. Natural coffee of high quality cannot have a low cost.

A natural beverage, which will be of high quality and good health, should not have flavorings or colorings, including various additives.

Coffee should be stored in a paper bag for no more than 8 months. It should be in a dry place where there are no extraneous odors.

How to drink coffee correctly

You need to drink coffee correctly in order for it to be of benefit. Drinking too much of it can cause your body irreparable harm.

How much you can drink per day?

Coffee helps to restore strength, to cheer up. But it should be drunk only in certain amounts. If you drink it in large doses, it will cause the development of a number of diseases, nervous exhaustion, deterioration of health.

Specialists recommend drinking no more than 3 cups a day and only in the morning. Such a dosage is considered the best and will not cause harm to the body.

Can I drink at night or on an empty stomach?

Coffee should not be drunk before going to bed. This is due to the fact that it excites the nervous system. As a result, there is a violation of sleep, insomnia occurs, sleep becomes restless and intermittent.

You should also not drink coffee on an empty stomach. The thing is that the drink increases the production of gastric juice. After drinking a cup of coffee, you may experience abdominal pain, nausea, and an increased feeling of hunger. The drink should be diluted with milk in the morning for breakfast. This will help to reduce the negative effects of caffeine and have a positive effect on the stomach.

Can I drink coffee after a workout?

After physical exertion a person feels tired. A cup of aromatic coffee will help to restore strength and energy. But it is better to drink the drink an hour or two after the end of the workout.

After exercise the heart rhythm is disturbed, and drinking coffee can lead to tachycardia and increased strain on the heart muscle.

When used properly, coffee can help restore lost strength and replenish energy. It is enough to drink just a cup of drink with the addition of cream, milk, cinnamon or honey.

Can I Drink Coffee after a Tooth Extraction?

Tooth extraction is a kind of surgery, after which an open wound is formed on the gum. It takes a certain amount of time for it to heal. Experts recommend not drinking or eating for 2-3 hours after the procedure.

You should not drink coffee right after the tooth extraction either. First of all, it is hot, which can cause burns of the oral mucosa. As a result, the wound will take a long time to heal and an inflammatory process will appear.

Pain can also occur due to water entering the wound. That is why you should not drink coffee immediately after tooth extraction. You can drink it only after 2-3 hours in small sips. The drink should not be too hot.

Can one drink coffee after alcohol?

You should not drink coffee after drinking alcoholic beverages. This is due to the fact that the drink accelerates metabolic processes, which may lead to a deterioration. It also has a stimulating effect, as a result of which the body needs more oxygen.

Also, the drink only creates the effect of sobriety. This is why many people believe that after coffee, drunk while intoxicated, there comes enlightenment, it is possible to think more soberly. But this is only an illusion. The body experiences enormous strain, which can lead to serious consequences.

Among other things, the danger of drinking coffee after alcoholic beverages is that such a combination can lead to a coma. Alcohol, as well as coffee, provokes dehydration, sharp dilation and then constriction of blood vessels, negatively affects the central nervous system.

Consequently, you should not drink coffee with a hangover or immediately after drinking alcohol. It may cause not only complications, but also a coma.

Is it allowed to drink coffee before taking a blood test?

Blood tests are designed to determine the presence of certain diseases, especially inflammatory processes, infectious lesions. In order for the result to be the most reliable, it is necessary to properly prepare for the blood sampling procedure.

First of all, for 8-12 hours you should refuse to eat and drink water, including not drinking coffee, tea and other drinks. This is because they contain various substances that may affect the result. Coffee is often consumed with sugar, which also affects glucose levels.

You should only consume the beverage after taking a blood test. This will help not to distort the results of the test and give the most accurate diagnosis.

Can I drink coffee with high blood pressure?

As is known, coffee helps to normalize blood pressure values. But you should not drink it if your blood pressure is high. This is due to the fact that the drink dilates blood vessels, raising the pressure.

This can lead to serious consequences, including the deterioration of the condition. The drink is useful only when your blood pressure is low.

Can you drink expired coffee?

The expiration date of coffee depends on how it was ground, type, variety and other factors. Many people wonder if it is possible to consume expired. As you know, products should be consumed only in fresh form, which has not expired. This also applies to coffee.

But if the grains or powder are past their expiration date, you don't have to throw it away. It is used for decorative purposes, as well as for the preparation of cosmetics. This will not affect the quality and effectiveness of masks and mixtures for wraps.

How to cook coffee: recipes

There are many recipes for making delicious coffee. Every coffee drinker can choose a drink to his own taste.

In a turkey.

This is the most popular recipe. Preparing a drink in a special distillery does not take much time. The convenience lies in the fact that the remaining grounds settle at the bottom of the distiller and do not fall into the cup.

You should choose a coffee that is intended exclusively for brewing in the brew kettle. It is better to choose the beans and grind them just before brewing.

To brew coffee in a distillery is the following procedure:

1. Warm up the distillery. This will help the coffee beans to fully reveal their aroma.
2. Pour the coffee. It is calculated in the proportions of 1 teaspoon per 100 milliliters of water. Various additives are also added. It can be cinnamon, ginger, cardamom.
3. Pour water. Its level should not exceed the narrow neck.
4. Turn the heat down to a low flame and let it boil until the mixture starts to foam.
5. Remove from the heat and pour into slightly heated cups.

Before pouring the coffee, you can tap the bottom of the pot on the table. This will help to prevent the thicker coffee from getting into the cup.

In a coffee machine

The coffee machine is a modern advancement that allows you to make different types of coffee, such as lattes, cappuccinos, and others.

In order to make coffee, you just need to set certain parameters. Then pour water into one compartment, pour ground coffee into the other. It is enough to press the start button. You can enjoy a fragrant drink after a couple of minutes.

In a coffee maker

Making coffee in a coffee maker is easy. It does not require any special skills. The advantage of using the machine is that once all the components are loaded, you can go about your business. It will do everything by itself.

First of all, you should pour the ground coffee into a special compartment at the rate of 1-2 spoons per cup. Then pour water into the other compartment, designed for it. After that, you only need to turn on the coffee maker. After cooking, pour the drink into a cup and add milk, cream, honey and other ingredients as desired.

Cappuccino

This is an Italian recipe. The drink is made from a double portion of coffee and hot milk, is characterized by a thick foam. As additives use cinnamon, orange or chocolate chips.

To prepare the beverage you will need:

• 60 ml of milk;
• 60 ml of expresso;
• Sugar to taste.

Pour the expresso prepared beforehand into a special glass heated with steam. Warm the milk to 60-70 degrees and whip with a mixer or whisk. Then add it to the drink, supporting the foam with a spoon.

Espresso

The classic recipe involves the use of a coffee machine. The thing is that the drink is prepared under high pressure. But it can be prepared today and without the use of expensive equipment. For this you will need:

• 2 teaspoons of sugar;
• Two teaspoons of ground coffee;
• 2 grams of salt;
• water.

Pour the coffee, sugar and salt in a turkey pot. Mix everything and put on the stove, turn on low heat. The coffee should be heated so that it gives off all its flavor. When a characteristic smell appears, pour warm water and bring the mixture to the boil.

Take off the mortar when the bubbles come out. Then pour the coffee into a cup and cover it with a saucer for 10 minutes. Various additives can be added before drinking.

Latte

This drink is based on espresso. You need about 150 ml of milk and 60 ml of espresso. The milk must first be whipped and the coffee poured into a cup. Pour the milk with a thin tube so that the liquids are mixed and foam forms on the surface. You can add vanilla to the milk before whipping. This will give the drink a more vibrant flavor and aroma.

Americano

It can be prepared both in a coffee machine and using a classic recipe. In the first case, it is enough to pour the coffee into a special compartment and pour water into the tank.

In the second case, espresso is used as a base. In it, add 180 ml of boiling water. But its amount depends on personal preferences.

Turkish .

Also quite a popular recipe, which was invented in Turkey. To prepare it, you will need a turkey. In it, you need to pour the coffee at the rate of 1 teaspoon per cup. Pour water over it and put it on low heat.

As soon as the drink boils, foam forms, take the pot off the fire and remove the foam with a spoon. Put it back on the stove. Before the coffee comes to a boil, take it off the heat and pour it into a cup, after which you can add various fillings.

Which is healthier: tea or coffee

About what is healthier, tea or coffee, experts are still debating. Tea also contains a certain amount of caffeine, which has an effect on the nervous system.

Tea also contains a sufficient number of useful micronutrients, which are necessary for the body.

But coffee also contains certain substances that are beneficial. Thus, it is difficult to determine which drink has a greater positive effect on the body. If you drink too much, there may be certain consequences.

Interesting facts about coffee

Such a drink as coffee is popular. Many people know about its origin, methods of preparation, varieties and types. But here are a few more interesting facts:

1. Coffee is the second best-selling product of all.
2. The first webcam was invented to monitor the condition of the coffee machine.
3. Coffee is grown by about 25 million farmers around the world.
4. The best coffee is considered only that which is harvested by human hands. In one working day a man can collect about 700 kilograms of berries.
5. What are called coffee beans are berries. To get the best beverage, only ripe fruits should be taken.
6. Coffee contains caffeine, which activates the synthesis of dopamine. This substance is also called the "happiness hormone". Therefore, after drinking a fragrant drink your mood increases.
7. In moderate quantities, caffeine can significantly reduce the risk of heart attack.
8. According to statistics, mankind drinks about 600 billion cups of the drink a year. This figure is constantly increasing, as the latest coffee machines, capable of making a large number of different types of drink, are created every year.
9. According to the Guinness Book of World Records, the largest coffee mug held 13,000 liters of beverage.
10. The most expensive coffee costs 1,100 euros per kilo of beans.
11. International Coffee Day is celebrated on October 1. But in different countries there are also additional holidays dedicated to this amazing drink.

You should drink coffee only in moderation, because its excessive consumption can cause irreparable harm. You should also make sure that there are no contraindications. It is important to remember that only the right consumption of a marvelous drink can bring benefits. It contains various substances that the body needs. With the addition of various components, the useful properties of the drink only increase.

Photo of coffee