From a practical point of view, the results showed an important antimicrobial effect of chitosan and oregano on microbial qual-ity, E. coli O157:H7 and L. monocytogenes 4b on ready-to-barbecue poultry meat. The combined use of chitosan and CEO of oregano can also reduce the number of spoilage and safety indicators andalso the two food-borne pathogenic bacteria in ready-to-barbecue chicken meat.