“A Textbook of Supramolecular Chemistry” serves as an important resource for learners and experts who want to grasp the basics and advancements in this fast-expanding field. The book is organized into nine detailed chapters that explore the complex topics of non-covalent interactions, how molecules recognize each other, and how to create intricate supramolecular structures. It provides a thorough look at how host-guest chemistry works, how self-assembly happens, and how nanostructures are formed. It also shows how these concepts can be used in various areas like delivering drugs, catalysis, and keeping an eye on the environment. This textbook not only provides theoretical knowledge but also highlights how supramolecular chemistry affects real life, especially in medicine and environmental science. Examples show how supramolecular methods are used in delivering drugs, diagnosing conditions, and promoting sustainable practices for the environment. This book is easy to read and is good for both students and professionals. It is a helpful resource for anyone looking to learn more about supramolecular chemistry.