Book excerpt: Potential applications of nanotechnology in food industry include: encapsulation and delivery of substances in targeted sites, increasing flavor, introducing antibacterial nanoparticles into food, enhancing shelf life, sensing contamination, improved food storage, tracking, tracing, and brand protection. This book provides a basic understanding of the nanoscience and nanotechnology and their applications to different food industry sectors, covering both benefits and drawbacks using nanotechnology in food processing and discussing the development of an international regulatory framework.