Contents Preface.......................................................................................................................ix About the Editor.........................................................................................................xi Contributors............................................................................................................ xiii Disclaimer...............................................................................................................xvii Chapter 1 Plant-based Potential Nutraceuticals for Improving the Human Immune System..................................................................1 Azamal Husen and Muhammad Iqbal Chapter 2 Antibacterial Properties of Medicinal Plants: Recent Trends, Progress, and Challenges.................................................................... 13 Limenew Abate, Archana Bachheti, Rakesh Kumar Bachheti, and Azamal Husen Chapter 3 Antiviral Activity of Medicinal Plants: Current Understanding, Prospects, and Challenges......................................... 55 Venkateish V P, Nivya V, Vani V, Baskaran V, and Madan Kumar P Chapter 4 Conventional Medicinal Plants: Boosting the Immune System in Humans............................................................................... 75 Antul Kumar, Anuj Choudhary, Harmanjot Kaur, Asish Kumar Padhy, and Sahil Mehta Chapter 5 Medicinal Plants for Strong Immune System and Traditional Skin Therapy in South Africa: An Overview ................ 123 Learnmore Kambizi and Callistus Bvenura Chapter 6 Traditional African Medicinal Plants for a Strong Immune System.......173 Anywar Godwin Chapter 7 Traditional Brazilian Medicinal Plants for a Strong Immune System................................................................................. 199 José Crisólogo de Sales Silva, Solma Lúcia Souto Maior de Araújo Baltar, and Maria Lusia de Morais Belo Bezerra Chapter 8 Traditional Himalayan Plants: Nature’s Gift for Maintaining a Strong Immune System.................................................................. 211 Antul Kumar, Anuj Choudhary, Harmanjot Kaur, Atul Arya, Baljinder Singh, and Sahil Mehta Chapter 9 Traditional South Indian Herbal Plants for a Strong Immune System.................................................................................245 Mani Divya and Sekar Vijayakumar Chapter 10 Sacred Medicinal Plants and their Use by Indigenous People for Strengthening the Immune System.................................. 255 Jamal Akhtar and Fouzia Bashir Chapter 11 Molecular Features of Potential Herbal Products in Enhancing Human Immune System.................................................. 301 Chandrabose Selvaraj, Chandrabose Yogeswari, and Sanjeev Kumar Singh Chapter 12 Specific Plant Nutrients and Vitamins that Fortify Human Immune System................................................................................. 363 Kirubel Teshome Tadele and Gebeyanesh Worku Zerssa Chapter 13 Role of Specific Spices in Fortifying the Human Immune System.................................................................................397 Yashdeep Srivastava, Swati Upadhyay, Mohd Ahmad, Deepak Kumar Verma, and Vinod Kumar Mishra Chapter 14 Specific Fruits and Berries for a Strong Human Immune System.......411 Rakesh Kumar Chapter 15 Natural Immunity Boosters and Anticancer Medicinal Plants......... 431 Swati Agarwal, Sonu Kumari, and Amrendra Kumar Chapter 16 Potential of Medicinal Plants as Immunity Booster against COVID-19............................................................................. 455 Saumya Pandey Index....................................................................................................................... 475