Fermented drinks are beverages created through the process of fermentation, where microorganisms like yeast and bacteria convert sugars into alcohol or acids. Common examples include kombucha, kefir, and sour beer. These drinks often have unique flavors and can offer potential health benefits due to the presence of probiotics. The fermentation process not only enhances the taste but also increases the shelf life of the drinks. Many cultures around the world have traditional fermented beverages, reflecting local ingredients and methods. Overall, fermented drinks are enjoyed for their distinct flavors and potential health properties.