Kaloonji (Nigella sativa) is an annual flowering plant that is native to South and South-West Asia. The black cumin seeds or Kalonji seeds are obtained from the black cumin fruits. Black cumin seeds or nigella are widely used in India and Middle Eastern countries as a spice in cuisines, because of its pungent and bitter taste. The most important function of Kalonji is for health as its power is to prevent diabetes. It is beneficial for both management and prevention of diabetes. Weakened memory and cognitive functions are a common problem among elderlies, but boosting memory power and concentration is another Kalonji seeds benefits. It also helps in treating absentmindedness and enhancing alertness. One of the vital Nigella Sativa health benefits is improving the strength of teeth as well as overall oral health. It helps to treat dental diseases like prematurely falling teeth, swelling of gums, bleeding gums, etc.