Flax Side Effects
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 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.
Some side effects may not be reported. You may report them to the FDA.