Sneha kalpanas are one of the unique formulations of Bhaishajya Kalpana. Sunflower, Soya and Groundnut oils are in use for day today’s life. Taila Murchana is adopted to enhance the potency of oil, by removing their bad odour. The nature of raw oil, murchita oil, and refined oil is varied physically and chemically. Murchita oil is more potent seen in analysis compared to refined and raw samples. Shelf life and therapeutic property of Murchita oil is more as compared to refined and crude oil.

Key words: Sunflower, Soya, Groundnut Oil, Murchana, crude oil, refined oil.