Licorice

Licorice is the root of the plant Glycyrrhiza glabra. It is primarily used as a sweet flavouring, but it also has demonstrated medicinal uses. It also has a history of use in both traditional Chinese medicine and Ayurvedic medicine.

Evidence

 * Glycyrrhizic acid, a constituent of licorice, inhibits Epstein-Barr virus infection in vitro.