Abstract

Viruddha Ahara (incompatible diet) is an important concept described in Ayurveda that explains the harmful effects of inappropriate food combinations, processing methods, quantity, timing, and dietary practices. Classical Ayurvedic texts, including the Charaka Samhita, Sushruta Samhita, and Ashtanga Hridaya, describe that habitual consumption of Viruddha Ahara can impair Agni (digestive and metabolic capacity), lead to the formation of Ama, disturb Dosha equilibrium, and contribute to the development of various diseases. In modern toxicology, cumulative toxicity refers to the gradual adverse effects resulting from repeated exposure to harmful factors over time, leading to progressive biological stress and tissue dysfunction. This review attempts to explore the conceptual relationship between Viruddha Ahara and cumulative toxicity by comparing Ayurvedic principles with modern mechanisms such as oxidative stress, chronic inflammation, metabolic dysfunction, and altered gut microbiota. Although Viruddha Ahara cannot be directly considered equivalent to toxic exposure in modern toxicology, both concepts share similarities regarding repeated exposure, gradual physiological imbalance, and delayed disease manifestation. Understanding these parallels may provide a foundation for interdisciplinary research integrating Ayurvedic dietary principles with contemporary nutritional and toxicological sciences.