The Parma crude ham sweet and refined, have an intense and sweet flavor. The only preservative permitted by the specification, including in smaller quantities than other types of ham, is the salt. In the production of Ham of Parma is used only salt and are explicitly prohibited chemicals, preservatives or other additives.For protect the quality of this ham, the producers in 1963 was the "Consorzio del Prosciutto di Parma", which, then, monitor the processing and the choice of first material. Besides, the European Community in 1996 has given the most famous Italian ham recognition Protected Designation of Origin (PDO).