2021 Virtual Summer Course on Complementary Healthcare and Functional Food is aimed to improve inter professionalism in complementary healthcare services management and functional food development with their accompanying problems by interdisciplinary and multi-university approach. Inter professional education and globalization are mutually correlated and there is no barrier between each profession and country in holistic health problem management (one health approach). Healthcare professionals including doctors, dentists, pharmacists, nurses, nutritionists, and public health experts are set up to deal with complex healthcare system to prosper patients and community. This summer course outlines health sciences, integrated with social sciences and population study in health system.