Non-alcoholic fatty liver (NAFLD) disease is the most common cause of chronic liver disease. In this case-control study, 196 participants with NAFLD were recruited and dietary information from a food frequesncy questionnaire was collected. This data was compared to data from 803 participants who did not have NAFLD. Nuts in the food frequency questionnaire included almonds, peanuts, walnuts, hazelnuts, and pistachios.