Is Acorus calamus banned?
The US FDA prohibits using calamus in food products because some species contain a cancer-causing chemical called beta-asarone. The amount of beta-asarone in calamus species can vary widely. In addition to cancer, side effects might include nausea and vomiting.
The US FDA prohibits using calamus in food products because some species contain a cancer-causing chemical called beta-asarone. The amount of beta-asarone in calamus species can vary widely. In addition to cancer, side effects might include nausea and vomiting.
