The 7 Chakras are the energy centres in our body in which energy flows through. A chakra is like a whirling, vortex-like, powerhouse of energy. 
The Sacral chakra is associated with the reproductive organs, kidneys and bladder. 
This oil addresses the following imbalances:
EMOTIONAL: rapid emotional changes, obsessive thinking and emotional confusion.
MENTAL: rigidity, creative blocks and difficulty with relating to others.
SPIRITUAL: fragmentation, dissassociation and deadened feelings.