Aprianto. 2025. Badeo Traditional Medicine Inheritance System in Petalangan Community in Betung Village Pelalawan. Department of Social Science Education. Faculty of Education and Education Sciences. Riau University. Supervisor (1) Dr. Hambali, M.Si (2) Haryono, S.Pd., M.Pd. Keywords: Inheritance System, Medicine, Badeo Tradition This research is motivated by the inheritance system of tr…