Licorice root powder is used in flavored candies, beverages and medicines. It is one of the oldest herbal medicines that is used to treat viral infections, and certain skin conditions. It is antibacterial and antiviral, it can help reduce inflammation on the skin, acne and eczema. Studies show that it also reduces acid reflux and indigestion, however, it is highly recommended to consult with a physician before taking licorice as it might have risky side-effects. Licorice root powder can also help you get rid of skin tanning and pigmentation in a naturally when applied on the affected area. Country of Origin: India Did You Know? Licorice can also help in reducing excess oil from the scalp, therefore promoting healthy hair growth.