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Biotin Side Effects

Medically reviewed by Last updated on Aug 24, 2023.

Applies to biotin: oral capsule, oral capsule liquid filled, oral tablet, oral tablet chewable, oral tablet disintegrating.

No side effects have been reported for biotin in amounts up to 10 milligrams a day. However, check with your health care professional if you notice any unusual effects while you are taking it.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

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