This document summarizes a seminar presentation on lavana varga (salt group) in Ayurveda. It discusses the objectives, introduction, etymology, characteristics, historical background, classification, uses in Rasashastra & Bhaishajya Kalpana, modern views, research updates and conclusion regarding the 15 types of salts described in Ayurveda. Key points covered include the properties, chemical composition and uses of major salts like Saindhava, Sauvarchala, Vida, Samudra and Romaka. The document also outlines how different salts are used in pharmaceutical procedures like samskaras, bhasma preparation, and parada bandhas according to classical texts.