Oja is Sanskrit word, stands for ‘vigour’ and it is the ultimate potent part from all dhatus and determinant of our immune status. Oja is the determinant factor of immunity, resistance to diseases and ultimately healthy state of a person. Oja is of two types “para oja” and “ apara oja”. Para oja is said to be located in hrudaya and its loss leads to death. Apara oja is distributed throughout the body. Para oja is said to be of 8 drops in body and apara oja is about ardhanjali praman (quantity).
