Ayurved Concepts of kostha and Its Applied Physiology in chikitsa

Koshta is a fundamental concept in Ayurveda that describes the functional nature of an individual's gastrointestinal tract, particularly in relation to digestion and elimination. It is classified into three types—Mridu (soft), Madhyama (moderate), and Krura (hard)—based on the dominance of the Doshas Pitta, Kapha, and Vata respectively. This classification helps in understanding a person's digestive capacity, bowel habits, and response to therapies, especially Panchakarma procedures. The study aims to explore the classical Ayurvedic understanding of Koshta, correlate it with modern gastrointestinal physiology, and highlight its clinical applications. A literary review of Ayurvedic texts was conducted along with a comparative analysis of modern digestive physiology. The findings reveal that Koshta plays a vital role in diagnosis, treatment planning, drug administration, and personalized healthcare in Ayurveda. Integrating this traditional concept with modern physiological knowledge can enhance the effectiveness of treatment and support the principles of holistic and individualized medicine. Key words: Koshta, Agni, Dosha, prakrti, vikrati.