The mustard is a well-known oil seed. It is a small annual plant which grows up to a height of one meter with some branches. It has round stem with long intermodes, simple, alternate and very soft yellowish green leaves. The fruit is a pod of about 2.5 cm's. long containing seeds.
It also contain vitamin B6, folic acid, magnesium, calcium, iron, niacin, vitamin A, and are an excellent source of phytochemicals thought to prevent cancer an excellent source of vitamin E, vitamin C.
Mustard seeds are used for obtaining mustard oil