Pitta comes from the interaction of fire and water.
Both water and fire symbolize changes which make these two equal in spite of them being opposite powers. Water and fire can transform each other and they cannot exist without each other in any biological process. One or several features show that Pitta dosha takes place.
These are – hot, light, even, mean, smelly, soft, and transparent.
On the physical level Pita expresses through metabolism function and digestive ferments work. On the psychological level pita transforms electrochemical impulses into thoughts. Excess of Pita can cause peptic ulcer, the malfunction of hormones, as well as skin irritation and angry thoughts. Deficiency of Pita can lead to digestive system malfunction, can embarrass thinking process, and slow down metabolism.