Liquorice is an herb that grows in parts of Europe and Asia. The root is used as medicine. liquorice root contains glycyrrhizin, which is also called glycyrrhizic acid. Glycyrrhizin can cause adverse effects when eaten in large quantities. Many “liquorice” products manufactured in the U.S. actually don’t contain any liquorice. Instead, they contain anise oil, which has the characteristic smell and taste of “black liquorice”.

Liquorice root extract is often used to relieve symptoms of indigestion, such as acid reflux, upset stomach, and heartburn.

Due to their anti-inflammatory and antimicrobial effects, both liquorice root extract and tea may aid upper respiratory conditions.

Liquorice root may have potent antioxidant, anti-inflammatory, and antimicrobial effects. Early research suggests that, as a result, it may ease upper respiratory infections, treat ulcers, and aid digestion, among other benefits.

Caution must be used for chronic use and large doses of liquorice root can cause severe fluid and electrolyte imbalances. Children, pregnant and breastfeeding women, and those with kidney disease, heart disease, or high blood pressure should avoid liquorice products.