Blueberries Benefits and Side Effects – Healthy or Unhealthy?

Blueberries get considered to be the superfood. They are very healthy - but in moderation. Because if you eat too many blueberries, you have to expect unpleasant side effects.

What are the health benefits and side effects of blueberries? Is the consumption of blueberries healthy or unhealthy? Let us catch a more in-depth look at Blueberry.

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About Blueberries

About Blueberries
Image by Jill Wellington from Pixabay

Blueberries, which gets used as food for centuries to help prevent and treat various diseases, especially heart disease and diabetes. The benefits of blueberries getting derived from the antioxidants contained in it, called “Anthocyanosides,” which protect against free radicals that cause infections. Blueberry tea gets also consumed to protect and improve eye health, help digestion, and increase blood circulation.

Blueberries scientifically called “Vaccinium Myrtillus,” grow in cold and temperate climates in the northern and southern hemispheres. It is closely related to plants such as blueberries, hunchbacks, cranberries, and pineals, which are from heather sourcing with approximately 450 varieties. The plant, which gets found throughout the year, grows up to an average length of 40 cm. The fruits are getting picked at the end of the summer. 

 

Herbal use of Blueberries

In herbal medicine, mainly the dried ripe berries (Myrtilli Fructus) are used, but to a lesser extent also the leaves (Myrtilli folium).

 

Typical characteristics of Blueberry

The Blueberry is an up to 80 cm high, deciduous dwarf shrub with small, alternate, serrated leaves with short stems. The flowers stand-alone or in twos on the leaf axes and are pale red to greenish or whitish.

 

Properties of blueberries

The shrub also bears small round, blue-black berries. Dried blueberries have a spherical shape with a wrinkled surface and a diameter of about 6 mm. Occasionally they still hang from the remains of stems. Inside the berries are numerous brown-red seeds.

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Blueberries exude a slightly sweetish smell. The taste of blueberries is sweet-sour and somewhat astringent.

 

Benefits of Blueberries

Benefits of Blueberries
Image by Free-Photos from Pixabay

Blueberries are antioxidants. 

Blueberries have antioxidants such as: 

  • Anthocyanins
  • Vitamin C
  • Vitamin B complex
  • Vitamin E
  • Vitamin A 
  • Copper (a very useful immune and antibacterial)
  • Selenium
  • Zinc
  • Iron (in the blood improves the immune by raising the concentration of hemoglobin and oxygen)

It protects the immune system and prevents infections, colds, fevers, all reduce the risk of developing harmful viral and bacterial infectious diseases.

 

List of Blueberries Benefits

  • It regulates blood sugar.
  • Blueberry cleans the urinary tract.
  • It prevents loss of vision.
  • It protects brain health.
  • It protects against heart disease.
  • It regulates the digestive system.
  • It protects against cancer.
  • It’s a natural antidepressant.
  • Blueberries, which gets considered to be the most antioxidant nutrient, thus protect the body against free radicals and strengthen the immune system.
  • Tea made from leaves and dried fruits has diarrhea-relieving properties
  • Blueberries are a good source of vitamin C.
  • It protects the body against bad cholesterol and regulates cholesterol levels.
  • It reduces and regulates the effect of menstrual days.
  • It regulates the balance of sugar in the body.
  • It strengthens memory and minimizes forgetfulness by supporting the healthy functioning of the brain.
  • When eaten fresh, it cleans the blood.
  • It helps keep the blood pressure in balance.
  • It helps strengthen the immune system.
  • It also helps you overcome problems such as constipation because it regulates digestion through nutrient fibers.
  • Blueberries reduce the risk of a heart attack.
  • It provides support to the body in the protection of eye health.
  • It has a calming ability.
  • It helps keep the blood pressure in balance.
  • It’s less in calories. One hundred grams of blueberries contains about 57 calories. For this reason, an indispensable intermediate meal for diet lists.
  • It prevents the arteries from clogging up.

 

Side Effects of Blueberries

Side Effects of Blueberries
Image by liggraphy from Pixabay

Blueberries do not have a known side effect. However, it is necessary to worry that excessive consumption of each food may cause various side effects because its leaves contain a substance called tannin.

  • Tannin substance, also found in black teas, can cause rapid weight loss and heart spasms when over-consumed. On the other hand, Blueberry can reduce the effect of these drugs if the person who uses them regularly has medications. Therefore, it is crucial to consult the doctor before using Blueberries together with any drug use. Always ask your doctor in case of any side effects that may arise with overuse.
  • Blueberries, which prevent blood clots, are used during menstruation in women may cause excessive bleeding. Therefore, it should not get consumed during and before menstruation because it will increase bleeding before any injury or surgery.
  • Blueberries provide benefits such as exercising the intestines, treating constipation, and keeping digestion healthy by being a source of fiber. At the same time, gas, bloating, diarrhea, etc. may occur in excess use, i.e., excessive fiber intake. To avoid the effects that may occur, a specialist physician should get consulted in advance. The daily fiber requirement in women is 25 grams, and in men, it is 38 grams. One cup of Blueberries is 3.7 grams.
  • Blueberries have a blood-watering effect, which is why women in preoperative or menstruation should not consume. It also contains Salicylic acid so that it can cause various side effects in people susceptible to salicylate. In this case, some problems such as nausea, vomiting, reflux, bloating, gas, and headache may get seen after eating blueberries.
  • Although it has not caused any adverse results in its consumption during pregnancy, excessive use should still get avoided during this period.
  • Blueberries have the effect of lowering blood sugar. For this reason, people with diabetes who need to take drugs must consult their doctor before consuming this fruit or its derivatives.

 

Most Asked Questions About Blueberries

 

For what do blueberries help?

In addition to anthocyanins, vitamins, and minerals, special tanning agents also make blueberries healthy: Tanning agents combat diarrhea, inhibit the multiplication of bacteria, and accelerate the healing of mucous membrane inflammations. However, this effect is observed primarily in dried blueberries.

 

Are blueberries laxative?

What should you consider when using blueberries? Only use dried blueberries for the treatment of diarrhea. The fresh berries, on the other hand, make diarrhea worse – they have a slightly laxative effect.

 

Are blueberries good for the stomach?

Anyone who consumes up to 100 grams of blueberries a day can do good for the body. Because blueberries have an anti-inflammatory effect, help you lose weight, and have a positive impact on the intestines and different parts of the body.

 

Can blueberries cause diarrhea?

Blueberries can sometimes cause diarrhea, and they can also help you with diarrhea. Responsible for the healing effect in case of diarrhea is the contained tanning agents. These tannins have an anti-inflammatory and antibacterial effect.

 

Why are berries so healthy?

These secondary plant compounds are even said to protect against cancer. Blackberries contain particularly high levels of vitamin A, which is essential for the retina, skin, and mucous membranes. Gooseberries keep the connective tissue of the arteries elastic and are also suitable for hair and nails thanks to their high silicon content.

 

Are blueberries hypotensive?

Blueberries lower blood pressure. Two hundred grams of blueberries per day can improve blood vessel function and lower blood pressure. Shortly after eating them, effects can be observed that last for several hours.

 

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Are blueberries or raspberries healthier?

The hedge fruits are particularly rich in vitamins: they contain twice as much vitamin E as other berries, very much vitamin C and provitamin A. Blackberries are also rich in magnesium, calcium, and potassium.

 

Can you eat dried blueberries?

You can use this healing effect on diarrheal diseases. However, you should only use dried blueberries instead of fresh ones. Fresh blueberries have the opposite effect rather, as they have a slightly laxative effect.

 

Do blueberries contain iron?

Besides vitamin C, blueberries also contain minerals such as phosphorus, iron, calcium, and tannic acid.

 

Are blueberries good for diabetes?

Blueberries reduce the risk of diabetes. Regular consumption of blueberries can reduce the risk of developing type 2 diabetes – provided they are consumed as whole fruit and not in liquid form.

 

When are the blueberries ripe?

Ripe blueberries get recognized by the dark blue color of their stems. So you can harvest fresh blueberries from the beginning of July to September. Depending on the variety and stage of development of the plants, a total harvest of about 4 to 5 kg berries per bush is possible.

 

Are blueberries poisonous to dogs?

No, there are not poisonous to dogs. 

 

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Are dogs allowed to eat blueberries? 

Yes, dogs can eat blueberries. Blueberries get loaded with full of vitamins and nutrients that can provide your dog with high nutritional value. Some commercial food brands even contain blueberries in their composition.

 

How to store blueberries?

The shelf life of blueberries. The fruits can get stored in the refrigerator for up to two weeks. The optimal temperature is 0 degrees. However, over such an extended period, they lose their aroma and can develop bitter substances. Blueberries can be frozen or dried very well.

 

How healthy are fresh blueberries?

Blueberries are very low in calories and are healthy, among other things, because they contain a lot of vitamin C. Other ingredients that contribute to blueberries being healthy are the colorings contained in the fruit.

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Conclusion:

To get a better understanding and the best health advice for your self, please always ask your doctor about the benefits and side effects of blueberries.

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