Hepatitis is an inflammation of the liver, most often caused by a viral infection. There are three common types of hepatitis caused by viruses: hepatitis A, hepatitis B, and hepatitis C. Vaccines have been developed that protect people from contracting hepatitis A and B. There is no vaccine for hepatitis C.
Prerequisite Programs (PP). HACCP is not a stand alone program but is part of a larger control program. Prerequisite Programs are defined as the universal procedures used to control the conditions in the plant. environment which contribute to the overall safety of the product.
You can think of ISO 22000 as a standard that takes the approach of ISO 9001 as a management system, incorporates the hygiene measures of Prerequisite programs, and adds HACCP principles and criteria. You now have the best of the management system approach added to the well established PRP and HACCP programs.