Jeeragam | Cumin Seeds are a very good source of potassium and iron which helps in building up your immunity system. It is also very rich in antioxidants and has anti-bacterial properties which assist in fighting off infection-causing bacteria. Jeera also contains a variety of minerals like magnesium, calcium, etc. How is cumin described? The cumin plant is small, slender, and herbaceous with finely dissected leaves. The flowers are borne in characteristic flat-topped umbel clusters and are white or rose-colored.