Mustard seeds are a good source of several vitamins including: vitamins C and K, thiamin, riboflavin, vitamin B6 and folic acid. Mustard seeds have a high percentage of dietary fiber and are a valuable source of several bioactive copounds such as antioxidants and polyunsaturated fatty acids.
Mustard seeds are an important spice in many regional foods and recipes ranging from condiments, hollandaise dressing, soups, sauces, marinades, pickling blends and rubs.