The application discloses perilla seed oil microcapsule emulsion and a preparation process thereof, and belongs to the technical field of health foodprocessing. The technical problem to be solved is to provide perilla seed oil microcapsule emulsion with small and uniform particle size, high stability and good emulsifying capacity. The technical solution is characterized in that the perilla seed oil microcapsule emulsion comprises core material and wall material; the core material is perilla seed oil, the wall material is sodium caseinate and chitosan salt, the mass ratio of the core material to the wall material is 15:1-3, and the mass ratio of the sodium caseinate to the chitosan salt is 1:1. The preparation process is simple in operation, high in cost-effectiveness, and has a wide market application prospect.