Barrier films have become an essential component of modern food packaging. These films are designed to protect food products from external elements like oxygen, moisture, light, and contaminants, helping to preserve freshness, flavor, texture, and nutritional value. With the rising global demand for convenience foods and the growing emphasis on reducing food waste, the importance of high-performance barrier films in packaging has never been greater.Barrier films are multi-layered plastic films engineered to block the transmission of gases, vapors, and light. They can be made from a variety of