A significant global concern is food and nutrition security, which depends on providing everyone with a sufficient supply of fresh and processed meals that are healthy, safe, and inexpensive. A portion of the problem of feeding 9 billion people a healthy diet by 2050 will be solved by increasing food production. But it will also be crucial to reduce food waste at every stage of the supply chain, from production to consumption, and to sustainably improve food safety, nutrient content, shelf life, and preservation through food processing. Delivering evidence-based food and nutrition interventions is a significant opportunity during individual contacts with the healthcare system. According to a growing yet convincing body of data, these kinds of systemic interventions may lead to better health outcomes as well as lower healthcare costs and utilization. The changes in primary food production systems and the impact of food processing on population health and food and nutrition security are discussed in this paper. It emphasizes how important it is to keep an eye on consumers' opinions and beliefs.