This book offers an in-depth exploration of the latest advancements in pharmaceutical excipients by addressing the growing need for sustainable and biocompatible options. The book will covers a wide range of topics, including the extraction and characterization of natural polymers, plant-derived excipients, marine polymers, polysaccharides, proteins, peptides, lipids, gums, and mucilages. It emphasizes their applications in solid dosage forms, controlled release systems, and oral drug delivery. Additionally, the volume discusses bioavailability enhancement and regulatory aspects, making it a vital resource for understanding the potential and challenges of natural excipients in pharmaceuticals.  The next edition, Innovative Pharmaceutical Excipients: Biomaterials and Innovations, is also planned and in progress. The main topics covered in this book are crucial for advancing drug delivery technologies, enhancing therapeutic efficacy, and ensuring patient safety. By integrating natural and biomaterial-based excipients, the book addresses the industrys need for more effective, biocompatible, and sustainable solutions. Researchers and professionals will find valuable information on how to overcome the limitations of synthetic excipients, improve drug bioavailability, and develop innovative drug delivery systems. Targeted at pharmaceutical scientists, formulators, researchers, and regulatory professionals, this book is an essential resource for anyone involved in drug development and delivery. It aims to equip readers with the knowledge and tools needed to leverage natural and biomaterial-based excipients for cutting-edge pharmaceutical applications.