Discussing the definition, historical development and the applications in different countries of concept of functional food, examining the chemical and biological properties of functional food components, assessing the potential impacts on human health of these components.

Definition of the concept of functional foods, the purpose of the functional food science, historical development, scientific foundations, international developments related to functional foods, chemical properties of bioactive food components, biological activity, their role in the development of disease prevention and quality of life will be examined.