In recent decades, with the development of the economy, social and cultural awareness, and an increase in standards of living, consumers have exhibited increased interest in healthy and well-flavoured foods and have begun to search for diets with health-promoting properties as well as those reducing potential disease risk. Beverages comprise an important component of the daily diet, with coffee being a very popular brewed beverage that is consumed worldwide; moreover, global coffee consumption has also increased at an average annual rate of 1.9% over the past 50 years.