Skip to Content

Barlean's Highest Lignan Flax Oil Side Effects

Generic Name: flax

Note: This page contains information about the side effects of flax. Some of the dosage forms included on this document may not apply to the brand name Barlean's Highest Lignan Flax Oil.

Applies to flax: oral capsule

Get emergency medical help if you have signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Although not all side effects are known, flax (the active ingredient contained in Barlean's Highest Lignan Flax Oil) is thought to be likely safe for most people when taken by mouth.

Stop using flax and call your healthcare provider at once if you have:

  • any bleeding that does not stop.

Common side effects may include:

  • bloating, gas, stomach ache, constipation, diarrhea, and nausea.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects.

Not all side effects for Barlean's Highest Lignan Flax Oil may be reported. You should always consult a doctor or healthcare professional for medical advice. Side effects can be reported to the FDA here.

Disclaimer: Every effort has been made to ensure that the information provided is accurate, up-to-date and complete, but no guarantee is made to that effect. In addition, the drug information contained herein may be time sensitive and should not be utilized as a reference resource beyond the date hereof. This material does not endorse drugs, diagnose patients, or recommend therapy. This information is a reference resource designed as supplement to, and not a substitute for, the expertise, skill , knowledge, and judgement of healthcare practitioners in patient care. The absence of a warning for a given drug or combination thereof in no way should be construed to indicate safety, effectiveness, or appropriateness for any given patient. does not assume any responsibility for any aspect of healthcare administered with the aid of materials provided. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. If you have questions about the substances you are taking, check with your doctor, nurse, or pharmacist.