Mustard Essential Oil is extracted from the soaked Seeds of Brassica Nigra through Steam Distillation method. Mustard has many different varieties, and belongs to the family of Brassicaceae. It is native to the Tropical regions of North America, and temperate regions of Europe and parts of Asia. Mustard seeds have been used to temper foods in many parts of Asia, it is used for flavouring pickles and dishes. It is often made into a paste and applied to sore and painful joints. It has also been made into a cooking oil and used in many Indian Households. It is also used to massage new born babies as it is believed to strengthen bones and muscles. Mustard seeds are mentioned in many religious sculptures and books. It is also used to relieve cold, cough and congestion.