Black Licorice: Trick or Treat?

Black licorice is an old fashioned treat that can be harmful if you eat too much. If you’re 40 or older, eating 2 ounces of black licorice a day for two weeks could cause an irregular heart rhythm (arrhythmia).

Read more at: http://www.fda.gov/consumers/consumer-updates/black-licorice-trick-or-treat