31 Oct 2022 --- Eating large quantities of the pungent and strong tasting treat could be “acutely life threatening” due to the nutritional and chemical properties of the licorice root according to an expert cardiologist. Glycyrrhizin, a naturally occurring chemical in the plant can lower the body’s potassium levels and cause arrhythmias and, in a worst-case scenario, congestive heart failure. Though many manufacturers use artificial flavorings like star anise oil, the American Heart Association (AHA) says many of the most popular black brands do use the root. Moreover, it warns that overindulgence can have irreparable consequences.