Infrared (IR) spectroscopy has become a powerful tool in biotechnology, enabling precise molecular characterization, disease detection, and biomolecular analysis. Recent Advances in Infrared Spectroscopy and Its Applications in Biotechnology explores the latest developments in this field, highlighting its expanding role in medical diagnostics, neuroscience, food science, and pharmaceutical research. This book covers key topics such as Fourier Transform Infrared (FTIR) spectroscopy, functional Near-Infrared Spectroscopy (fNIRS), and the integration of machine learning for enhanced spectral analysis. With contributions from leading experts, it provides a comprehensive overview of fundamental principles, advanced methodologies, and real-world applications. Whether you are a researcher, student, or industry professional, this book offers valuable insights into the evolving landscape of IR spectroscopy and its growing impact on biotechnology.