The ISO 22000 international standard specifies the requirements for a food safety management system that involves the following elements
- interactive communication
- system management.
- prerequisite programs
- HACCP principles
Critical reviews of the above elements have been conducted by many scientists Communication along the food chain is essential to ensure that all relevant food safety hazards are identified and adequately controlled at each step within the food chain. This implies communication between organizations both upstream and downstream in the food chain. Communication with customers and supplies about identified hazards and control measures will assist in clarifying customer and supplier requirements.