Institute for Human and Machine Cognition 1 article published in JoVE Behavior Elevated Plus Maze Test Combined with Video Tracking Software to Investigate the Anxiolytic Effect of Exogenous Ketogenic Supplements Csilla Ari1, Dominic P. D’Agostino2,3, David M. Diamond1,2, Mark Kindy4,5,6, Collin Park1, Zsolt Kovács7 1Department of Psychology, Hyperbaric Neuroscience Research Laboratory, University of South Florida, 2Department of Molecular Pharmacology and Physiology, Metabolic Medicine Research Laboratory, Morsani College of Medicine, University of South Florida, 3Institute for Human and Machine Cognition, 4Department of Pharmaceutical Sciences, College of Pharmacy, University of South Florida, 5James A. Haley VA Medical Center, 6Shriners Hospital for Children, 7Savaria Department of Biology, ELTE Eötvös Loránd University Here, we present a protocol to investigate changes in the anxiety level of rodent animal models. The elevated plus maze (EPM) test, used together with a video tracking software, provides a reliable method to document the effect of various potential anxiolytic treatments in preclinical laboratory scenarios.