An active and balanced immune system is extremely important in maintaining health. In order to the immune system for function properly, the necessary structural components must be taken on time and at an adequate level. The effects of nutrients and nutritional factors on human health are known through their effects on nutritional metabolism, intestinal microbiota and the immune system. At the same time, nutrition plays an important role in ensuring growth and development, preventing diseases, slowing down aging processes, emotional state, physical and mental functions, in addition to its importance in regulating the immune system. At this stage, the foods that are included in the daily diet without the need for medication to keep the immunity in balance and that have a regulating effect on the immune functions through some bioactive components in the body are called “functional foods”.
