In this book, the authors discuss the sources, biotechnology applications and health challenges of functional foods. Topics discussed include the health potential of pulses and their bioactivity; health promoting phytonutrients and lactic acid bacteria in olives; health benefits of the Mediterranean diet; European consumers acceptance of healthy food products; fermentation of tomato juice with the probiotic yeast saccharomyces cerevisiae boulardii; and market strategies to maximise consumer acceptance of functional dairy-based foods and beverages.