Concept of Viruddha Ahar mentioned in Ayurveda is a unique concept that holds great relevance in today’s era. The present article deals with the critical review of Viruddha Ahara which deals with the deleterious effects of food processing and consumption of poor food combinations on a person’s health. The untoward effect of improper food processing and poor food combinations remains greatly overlooked in today’s era. Ayurveda has clearly emphasized on the role of viruddh ahar as a potent disease causing factor. In today’s era with rising numbers of various life style disorders, it becomes crucial to identify the factors contributing as incompatible diet and it’s withdrawal for prevention of such diseases. Hence the various faulty dietary measures and regimens mentioned as per Ayurveda with reference to modern dietary rituals becomes very much important to prepare food based dietary guidelines typically for the geographical distribution of India. The article focuses on the modern perspective of different types of Viruddha ahar as per mentioned in Ayurveda and it’s deleterious effect on health.