Autoimmune Disorders and Secondary Plant Metabolites provides a crisp overview of immune system dysfunction, then examines the therapeutic potential of medicinal plants in managing major autoimmune and immune-related disorders such as Type 1 Diabetes, Multiple Sclerosis, Psoriasis, Systemic Lupus, Vitiligo, and Hashimoto’s Thyroiditis. Each chapter identifies disease-specific phytochemicals, explains mechanisms of action, and highlights emerging plant-based pharmacotherapy strategies, while linking traditional pharmacology with modern molecular and diagnostic advances. Key Features - Provides disease-wise phytochemical insights. - Explains immunomodulatory mechanisms using plant bioactive compounds. - Bridges traditional and molecular pharmacology concepts. - Presents evidence through simplified tables and visuals for comparison.