**7. Conclusion**

Current development of functional foods is obviously contributing to the human health. Elongation of life span reminds us the importance of healthy life expenditure and well-being demands. Western medicines are not sufficiently effective against the age-related complex diseases in the longevity society, so that the disease prevention becomes primary concern. Mibyou was a classical concept but is recognized more important in the current preventive medicine and thus renovated. In the newly defined Mibyou concept, the condition where individuals are able to spend normal daily life even if clinical inspection indicates certain ills was distinguished from the diseases which need medications in the hospital, and is covered by the newly defined Mibyou.

As the term Mibyou was defined more clearly, the Mibyou care became a target for the healthy life expenditure. Mibyou care practices will be important daily routines such as exercise, diet, and mental and psychological activities of the brain. Among them, the diet shares the most basic and essential part. The functional foods are thus one of the beneficial tools playing a pivotal role in the Mibyou care practices. The new definition of Mibyou care functional foods category will be helpful to use and develop the functional foods in Mibyou care.
