Extracted by steam distilling the fragrant leaves collected from the small bushy tree. I personally find the smell rather pleasant, I was concerned it maybe overbearing but no, it is subtle, a little bit spicy, slightly bitter and somewhat sweet. The colour is pale yellow and looking at its chemistry it contains minute amounts of beta-elemene and aromadendrene, which collectively are responsible for the impressive antimicrobial properties of Curry Leaf Essential Oil.