Information technology (IT) has become indispensable in advancing healthcare and ensuring food safety, providing robust solutions for data management, analysis, and communication. This chapter explores the role of IT in transforming healthcare services and food safety protocols. The authors examine the implementation of electronic health records (EHRs), telemedicine, and health information systems that enhance patient care, improve diagnostic accuracy, and facilitate efficient data sharing. In the realm of food safety, they discuss IT applications such as blockchain for traceability, sensor technologies for real-time monitoring, and big data analytics for risk assessment and quality control. The chapter presents case studies and examples to illustrate how IT innovations are improving public health outcomes by ensuring the integrity of healthcare services and the safety of the food supply. By integrating IT solutions, this chapter highlights the potential for technology to enhance both healthcare and food safety, ultimately protecting and promoting public health.