8 Major Side Effects OF Eating Too Many Blueberries

Blueberries(Cyanococcus)  are delicious blue-colored berries that grow on the shrub of the same name and belong to the genus Vaccinium. These delicious berries are native to South America but are now grown in many parts of the world. Blueberries are a good source of several vitamins, minerals, antioxidants, flavonoids, dietary fibers, phytochemicals, etc. and the presence of these compounds makes them very beneficial for our health as well as for our skin and hair. Although blueberries are a safe fruit and provide a lot of benefits there are some side effects of eating too many blueberries and in this article, we will know about these side effects in detail.

Side Effects OF Eating Too Many Blueberries

blueberries side effects

(1) Too Much Fiber Is Bad For Our Health

Blueberries are a good source of dietary fiber that provides a lot of benefits like regulating bowel movement, providing relief from constipation, keeping the digestive system healthy, absorbing bad cholesterol, keeping the cardiovascular system healthy, helping in weight management, and many more benefits. The presence of dietary fibers in blueberries makes it very beneficial for our health but having too much fiber is bad for our health.

Excess of dietary fiber can cause stomach discomfort, and gastrointestinal problems like bloating, flatulence, diarrhea, etc. It can also hamper the absorption of nutrients by our intestines and give rise to many health problems. Because of this risk associated with high fiber, it is advisable to eat blueberries in moderate quantities.

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(2) Can Cause Salicylate Sensitivity In Some Individuals

Blueberries contain a high amount of salicylates, which is an active ingredient used in the formation of aspirin ( a synthesized medicine used for providing relief from pain, fever, inflammation, etc.). This compound is naturally found in many plants and provides a lot of benefits, but not for individuals who are sensitive to salicylates.

Individuals who are allergic to salicylates should stay away from blueberries ( which contains them in high amount) as they might cause rashes, headaches, and gastrointestinal symptoms like nausea, vomiting, acid reflux, bloating, gas, diarrhea, and constipation.  So those who are allergic to salicylates should avoid consuming blueberries or blueberry juice.

It is interesting to note that pain and discomfort associated with salicylate ingestion can be eased to some extent by eating blueberries in small amounts. However, it is better not to take a risk and avoid blueberries in the first place ( in case of salicylate allergy )

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 (3) Side Effect Of Vitamin K Overdose

Blueberries are a good source of Vitamin K and eating one cup of blueberries provides around 29 micrograms of Vitamin K. Vitamin K is a vital nutrient that plays an important role in keeping us healthy and performing several functions in our body, like regulating blood clotting,  improving bone density and making our bones stronger, reducing the risk of cancer, providing cardiovascular benefits, etc (source).

Although Vitamin K provides a lot of benefits there are some side effects associated with the intake of high dosages of Vitamin K and for this reason, it is advisable to eat blueberries in moderation.

High dosages of Vitamin K may give rise to symptoms like difficulty in swallowing, irregular breathing, fainting, shortness of breath, skin rashes, increased risk of internal bleeding and bruising, etc (source). Blueberries are also not suitable for individuals who are on anticoagulant medicines as the Vitamin K present in blueberries may interfere with the function of anticoagulant medicine and increase the risk of bleeding.

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(4) Blueberry Leaves May Cause Hypoglycemia

If you are suffering from diabetes then it is advisable not to use blueberry leaves as a supplement to diabetics medicine. This is because consuming blueberries leaves can decrease our blood sugar level to a dangerously low level which can give rise to hypoglycemia which can be identified by the common symptoms like blurred vision, sudden mood change, sudden nervousness, pale skin, headache, hunger, sweating, shaking, trouble thinking or concentrating, loss of consciousness, etc. (source).

Moderate consumption of blueberries is beneficial for people suffering from diabetes as it releases sugar slowly into the bloodstream and doesn’t cause a sudden increase in the blood sugar level. But, consuming too many blueberries is bad as it can also decrease our blood sugar level to a dangerously low level. If you are suffering from diabetes then it is better to first consult your doctor and eat blueberries as per the advice of the doctor.

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(5) Not Suitable For Individuals With Stone Fruits Allergy

Generally speaking, there are not many allergenic factors associated with blueberries and blueberries are well tolerated by most individuals. This means that most individuals can consume it without worrying about allergic reactions. However, those who are allergic to stone fruits ( like peaches, plums, apricots, cherries, nectarines, etc) may be sensitive to blueberries too.

(6) Too Many Blueberries Is Unsafe For Pregnant Women

Blueberry is a good source of several vitamins, minerals, antioxidants, flavonoids, phytochemicals, etc. and the presence of these compounds makes blueberries very beneficial for pregnant women. In general, blueberries are a safe fruit to be consumed during pregnancy but for the safe side, it is advisable to consult your doctor about the same and eat blueberries only as per the recommendation of the doctor.

The food and drink consumed by a pregnant mother play an important role in determining the proper growth and development of the baby growing under her ( and even for her health ) and for this reason, it becomes important to consult with your doctor before adding (or removing) anything to your food plate.

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(7) Too Many Blueberries Is Unsafe For Nursing Mothers

Moderate consumption of blueberries is safe and beneficial for pregnant mothers but the high consumption of blueberries must be avoided. This is because blueberries are a good source of several vitamins, minerals, antioxidants, phytochemicals, flavonoids, carotenoids, etc. and the presence of these compounds makes them very beneficial for our health. but, too much of some of these compounds ( Like Vitamin K, potassium, dietary fiber, etc) is bad for our health and there are some side effects associated with it.

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(8) Blueberries And Surgery

Blueberries contain a high amount of salicylates which act as a natural blood thinner. In addition to this, the Vitamin K present in blueberries dissolves the blood clot. Because of these properties of blueberries, they are not suitable for individuals who are scheduled to go under the knife.

It is advisable to stop consuming blueberries at least two weeks before the scheduled surgery as otherwise, it may take surgical wounds a very long time to heal ( because of the blood-thinning properties of blueberries).

Another reason to stop eating blueberries weeks before surgery is because of the ability of blueberries to affect our blood glucose level and interfere control of blood sugar after and during the surgery.

Can You Eat Too Many Blueberries

Eating too many blueberries can be a bad idea.

Blueberries are an incredibly healthy food, full of antioxidants and vitamins.

However, eating too much of anything can lead to negative consequences. Eating too many blueberries can cause digestive issues such as bloating and diarrhea.

Additionally, they are high in natural sugars which could potentially lead to weight gain or even diabetes if eaten in excess.

Furthermore, blueberries contain oxalates that may increase the risk of kidney stones when consumed in large quantities. It is best to enjoy these delicious fruits in moderation for optimal health benefits.

Safe Amount of Blueberries To Eat

Blueberries are a nutritious fruit that can be enjoyed safely by people of all ages. They contain antioxidants, fiber, and vitamins C and K. Generally, the number of blueberries consumed should depend on age, health status, medication use, and other factors. It is recommended to consult with a healthcare professional if any concerns or questions arise.

Infants (0-12 months): Infants can start consuming blueberries between 6-8 months old. At first, it is recommended to start with a small amount, such as 1-2 berries, and gradually increase the amount. It is important to ensure that blueberries are fully mashed or pureed to avoid choking hazards.

Toddlers (1-3 years): Toddlers can safely consume around 1/4 to 1/2 cup of blueberries per day. It is important to cut them into small pieces to avoid choking hazards.

Children (4-8 years): Children can safely consume around 1/2 to 1 cup of blueberries per day.

Men and Women (9-64 years): Men and women can safely consume 1 to 2 cups of blueberries per day.

Elderly: Elderly individuals can safely consume 1 to 2 cups of blueberries per day. Blueberries are a great source of antioxidants, which can help reduce age-related cognitive decline and improve overall health.

Pregnancy: Pregnant women can safely consume 1 to 2 cups of blueberries per day. Blueberries are a great source of vitamin C and potassium, which are essential nutrients during pregnancy.

Breastfeeding: Breastfeeding women can safely consume 1 to 2 cups of blueberries per day. Blueberries are a great source of antioxidants, which can help reduce oxidative stress in the body.

Medication: If you are taking medication, it is important to consult with your healthcare professional before consuming blueberries. Blueberries can interact with some medications, such as blood thinners and medication for diabetes.

Do Blueberries make you poop?

Yes, blueberries can make you poop as it is high in fiber which helps keep the digestive tract healthy.

Fiber also helps move food through the digestive system, which makes it easier for the body to eliminate waste.

Additionally, blueberries contain antioxidants like anthocyanins and polyphenols which promote healthy gut bacteria.

These compounds can help reduce inflammation throughout the intestines, making it easier for toxins to be released from the body. Eating blueberries regularly can improve overall digestive health and regularity, leading to more frequent bowel movements.

What to do when blueberries make you poop and cause diarrhea

In order to prevent the uncomfortable effects of blueberries causing diarrhea, it is important to take certain precautions. Here are some helpful tips for managing your symptoms and avoiding further digestive discomfort:

1. Reduce or eliminate blueberry consumption from your diet.
2. Drink plenty of water throughout the day.
3. Take an over-the-counter anti-diarrheal medication if necessary.
4. Speak with your doctor for further advice and guidance.

By taking these steps, you can ensure that you don’t have to suffer from any further digestive issues caused by blueberries.

 

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