Homemade mustard can offer you some of the same valuable nutritional benefits as kale and other leafy greens in the brassica family. Isothiocyanates are the phytochemical compounds studied in brassica family plants that may offer protection against gastrointestinal and colorectal cancers.
Mustard seeds are also high in the minerals selenium and magnesium. Selenium is therapeutic for people with asthma as it can help to reduce symptoms. It is also an important mineral for the health of your thyroid gland. Magnesium can help to lower high blood pressure. Mustard seeds are also a good source of vegetarian omega 3 fatty acids, great for decreasing inflammation in your body and supporting the health of your brain.