Wort is a term used to describe the liquid extracted from malted grains during the brewing process. This liquid, rich in sugars, is essential for fermentation, where yeast converts the sugars into alcohol and carbon dioxide. Wort is typically boiled with hops to add flavor and aroma before fermentation begins. In herbal medicine, "wort" can also refer to various plants believed to have healing properties. For example, St. John's Wort is known for its potential benefits in treating mild depression. The term "wort" in this context often indicates a plant used for medicinal purposes.