Listeria monocytogenes is known to cause listeriosis, a foodborne illness particularly dangerous for vulnerable populations like young children, the elderly, and pregnant women. Healthy people typically experience short-term ailments such as fever, headaches and diarrhea, but the infection can be fatal in people with compromised immune systems.

A labeling mix-up revealed that bottles labeled as Stevia were filled with the monk fruit sweetener and vice versa. Now, the recall has been elevated by the FDA to a Class II, the second-highest risk level.