Sulforaphane Side Effects and Warnings

Safety Issues

No major adverse effects have been reported with sulforaphane supplements, but comprehensive studies have not been performed. Maximum safe doses in young children, pregnant or nursing women, or people with severe liver or kidney disease are not known.

NOTE: Sulforaphane has shown the potential for interacting with numerous medications. ¹ For this reason, we recommend that people taking any oral or injected medication that is critical to their health or well-being avoid using sulforaphane supplements until more is known.

Interactions You Should Know About

If you are taking any medication that is critical to your health, do not take sulforaphane supplements except under physician supervision.