Fecha de publicación: -- Fuente: WIPO "tomato" Provided herein are food-safe disinfectant compositions for photo-disinfection of meat, food and/or food preparation surfaces, the food-safe disinfectant composition comprising one or more photosensitizer (PS) agents. Also provided are devices or packaging for meat or food that are imbedded with the food-safe disinfectant composition. Further still are provided methods for photo-disinfection of a food surface and for treating or preventing bacterial biofilms on food surfaces.