10 Must-Know Side Effects of Flaxseed

Side Effects of Flaxseed

Side effects of Flaxseed – A superfood that can be healthy for you but has its dark side too. You must be aware that flaxseeds carry several benefits such as omega-3 fatty acids, antioxidants, a pack of vitamins, and much more.

However, on the other end, there are possible side effects linked to flaxseeds.

It is rightly said that “Excess of everything is bad”, and flax seeds can cause side effects. Excess intake can cause adverse effects such as bleeding disorder, diarrhea, and many more risks.

Side Effects of Flaxseed

Side Effects of Flaxseed – Exploring the Possibilities

Side effects of Flaxseed – Exploring the possibilities

Let us explore how flaxseeds can be harmful, causing mild to adverse effects in people. You would need to avoid consuming them if these side effects of flaxseed are experienced.

1. May cause allergic reactions

Many people are prone to allergies and the best way to stay out of this is to avoid such foods.

If flaxseeds are consumed and cause allergic reactions, it is recommended not to include them in the diet. Reactions can be mild to severe, such as nausea, vomiting, and much more.

Further, intake of flaxseeds can make people experience a stuffy nose or even shortness of breath if taken regularly.

Talking about the reactions experienced by children, flaxseeds can cause skin irritation, rashes, and a tingling sensation.

2. May lead to risks of cancer

Consumption of flaxseeds may lead to an increased risk of prostate cancer. The lignans and phytoestrogens present in flaxseeds are the main components that may cause cancer.

Further, the usage of these seeds in excess is prone to developing breast cancer. Always, it is advisable to consume flaxseeds in moderation.

3. May cause Diarrhea

A common side effect of consuming flaxseeds is that they may cause gastrointestinal problems. People do experience multiple trips to the bathroom because of diarrhea.

Further, flaxseeds also cause stomach aches, bloating problems as well as constipation.

The main cause of diarrheal is the high fiber content present in flaxseeds. Secondly, flaxseeds taken in excess or regularly can have a laxative effect too. It is recommended to consume flaxseeds with fluids to ease constipation.

4. May cause reactions to medication

When you are taking medication, it is advisable not to consume flaxseeds. The high fiber content blocks the digestive passage, thereby reducing the absorption of medicines.

People prescribed oral medication for a longer period should consult their doctor for flaxseed intake as the seeds can interfere with or reduce the effects of certain blood sugar medicines or others.

5. May cause problems for expecting mothers

Consumption of flaxseeds may cause problems for expecting mothers as well as during the lactation period.

Meanwhile, the intake can also cause an imbalance with the thyroid hormone and induce menstrual cycles. Make sure to consult the doctor about consuming flaxseeds during pregnancy.

6. May trigger hormonal problems

Women may experience some hormonal imbalances, hot flashes, and alterations to their menstrual cycles.

Flaxseeds contain a Phyto-estrogenic component that causes the imbalance. Meanwhile, it can also interfere with the fertility and development of the fetus.

However, the overuse of flaxseed may cause polycystic ovary syndrome (PCOD), uterine cancer as well as ovarian cancer. This can lead to infertility in some women.

7. May increase the risks of bleeding

As you know, flaxseeds contain high fiber and omega-3 fatty acids. These acids are vital for our body. However, the dark side is that they may increase the risks of bleeding.

This happens because flaxseeds slow down blood clotting, hindering the growth of blood platelets.

People who consume blood thinner medicines should avoid flaxseeds or the intake should be limited.

8. May lead to higher triglycerides level

Triglycerides that form natural fats and oil can be seen higher in some people.

Depending on their health, body mass index, and other facts, the count remains high. However, flaxseed intake may lead to the possibility of triggering higher triglyceride levels.

So, people who are experiencing high triglyceride levels should avoid the consumption of flaxseeds. It may cause unforeseen risks for them.

9. May increase the blood sugar level

Due to the presence of omega-3 fatty acids, flaxseeds may cause an increase in blood sugar levels. People with diabetes are at more risk and they should avoid consuming flaxseeds.

10. May lead to risks of premature birth

When a woman is pregnant, she needs to take care of a lot. She has to take extra caution about her diet, where natural foods should be avoided.

Doctors advise that pregnant women should avoid the consumption of flaxseeds or flaxseed oil.

Further, the consumption of flaxseeds during pregnancy is unsafe. It may cause the risks of premature birth along with harm to the baby as well as the mother.

Flaxseed Side Effects - Issues by Consuming Flaxseeds

Side Effects of Flaxseed – Adverse Effects


Flaxseeds have their good and bad. A balanced diet is perfect for the human body. Similarly, flaxseeds consumed in moderation will ensure a healthy body.

Meanwhile, you need to make sure of allergies or any other issues by consuming flaxseeds. Do take good care of yourself.

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