They are used to relieve constipation, irritable bowel syndrome, diverticular disease, and diarrhea. They are also used as a regular dietary supplement to improve and maintain regular GI transit.
Mustard oil can be extracted from mustard seeds. It is formed from mustard oil glucosides (glucosinolates) immediately after crushing. Different kinds of mustard give different mustard oils: black mustard gives a highly pungent mustard oil due to its content of sinigrin, while white mustard gives a much less pungent mustard oil due to its content of sinalbin.
Jayeshkumar Hargovandas Patel is engaged in offering a wide range of yellow mustard Seeds in India. In the Indian subcontinent the seeds are often used whole, and are quickly fried in oil until they pop to impart a flavor to the oil.
Mahesana, Gujarat, India 