Chapter 1: Dietary Polyphenols, Antioxidant Effects, and Human Diseases Himadri Kalita, Prashanta Kumar Deb, Rajdeep Saha, Amrita Chatterjee, Suparna Roy Sarkar, Satish Kumar, and Biswatrish Sarkar Chapter 2: Biochemical, Molecular, Pharmacokinetic, and Toxicological Aspects of Dietary Polyphenols Yousef Rasmi, Aline Priscilla Gomes da Silva, Sahar Rezaei, Safa Rafique, and Muhammad Zeeshan Ahmed Chapter 3: Dietary Polyphenols in Aging, Neurological, and Cognitive Disorders Lalit Mohan Nainwal and Poonam Arora Chapter 4: Dietary Polyphenols in Cancer Ashish Shah, Vaishali Patel, and Ghanshyam Parmar Chapter 5: Dietary Polyphenols in Cardiovascular Diseases (CVDs) Johra Khan and Mithun Rudrapal Chapter 6: Dietary Polyphenols in Arthritis and Inflammatory Disorders Lalit Mohan Nainwal and Poonam Arora Chapter 7: Dietary Polyphenols in Diabetes Yousef Rasmi, Safa Rafique, Quratulain Babar, Behrokh Daei-Hasani, and Yeganeh Farnamian Chapter 8: Dietary Polyphenols in Bacterial and Fungal Infections Veda Joshi, Swarangi Tambat, Mustansir Bhori, Jyotirmoi Aich, and Kanchanlata Tungare Chapter 9: Dietary Polyphenols in Viral Infections Vishal K. Singh, Jayati Dwivedi, Aditya K. Yadav, and Ramendra K. Singh Chapter 10: Dietary Polyphenols in Parasitic Diseases and Neglected Tropical Diseases (NTDs) James H. Zothantluanga, Arpita Paul, Ngurzampuii Sailo, Zonunmawii, H. Lalthanzara, and Dipak Chetia Chapter 11: Dietary Polyphenols for the Management of Skin Diseases and Wound Healing Shiv Kumar Prajapati, Dolly Jain, Sapna Joshi, Payal Kesharwani, and Siddhartha Maji Chapter 12: Dietary Polyphenols from Spice and Their Impact on Human Health Neelesh Kumar Nema, Nayana Rajan, Merin Babu, Sachithra Sabu, Swapnil Devidas Khamborkar, Smitha Sarojam, Linson Cheruveettil Sajan, Aneena Peter, Baby Kumaranthara Chacko, and Viju Jacob Chapter 13: Dietary Polyphenols in Drug Discovery by Drug Repurposing and Computational Screening Ipsa Padhy, Aastha Mahapatra, Fahima Dilnawaz, and Tripti Sharma