Bhuta Shuddhi — this is the most fundamental practice in yogic system. Our body is just a manifestation of five elements: earth, water, fire, air and space. "Bhuta" means "elements" and "Shuddhi" means "to cleanse". In terms of health, wellbeing, perception, knowing everything is handled if you know how to keep these five elements properly.
Bhuta Shuddhi:
Keeps the system in harmony and balance
Prepares the system to handle powerful states of energy
Enhances the capabilities of the physical body, mind, and energy system
Creates the basis to gain complete mastery over the human system