The Animal Nutrition: Nutrients and Their Role in Animal Health is a foundational resource designed for veterinary and animal science teachers, students and researchers, practitioners, animal nutritionistveterinary scientists and professionals in animal health care.This book provides a comprehensive overview of animal nutrition, various nutrients and their vital role in animal health, production, welfare and disease prevention. Its content bridges the gap between theoretical knowledge and practical application, making it an indispensable tool in the veterinary field.It explores essential nutrients and their interrelationships, highlighting how imbalances lead to metabolic and nutritional disorders in livestock and poultry. Key disorders discussed include ketosis, hypocalcaemia, fatty liver, diabetes mellitus, and traumatic reticulitis. The book also details digestive disturbances such as grain engorgement, rumenitis, parakeratosis, acute tympany, and impaction, along with torsion and displacement of gastrointestinal segments. The impact of toxins, radiation injury, and antibiotic abuse is critically examined.It addresses deficiency causes ruminal disorders, various mineral deficiency disorders, like rickets, osteomalacia, and osteoporosis, along with endocrine disorders affecting metabolism. Haemorrhagic conditions and coagulation defects are well described, including diagnostics like haemostasis tests and blood typing. Emphasis is placed on advanced sensor-based technologies for detecting metabolic diseases.Nutritional supplements like omega-3 fatty acids, vitamins, minerals, probiotics, and prebiotics are discussed for their immune-modulating roles. Lastly, the book covers vital fluid, electrolyte and blood therapies, including special antidotes and prokinetic drugs to manage transfusion reactions and enhance gastrointestinal motility.