Details of included studies, livestock products analysed, laboratory methods and units of measurement, and dot plots of results, are presented by nutrient category in Appendix 13. Analyses excluded extreme outliers and graphically reported data (listed in Appendix 15). Summary results of the analysis comparing the content of nutrients and other substances from organically and conventionally produced livestock products are presented in Table 3 (results presented for all studies and for satisfactory quality studies separately). .