The oil provides an all round benefit to most of the body systems, which include the digestive system, immune system, circulatory system, etc. Vetiver oil is known as "Oil of Tranquility" in India, due to its sedative properties. Depression, nervousness, nervous irritation, emotional disturbances, etc., can be treated effectively with this essential oil. It provides a soothing and cooling effect, and treats the discomfort caused due to inflammation.