Sendha namak is, undoubtedly, the purest type of salt. It is not chemically processed like table salt. Besides predominantly being made up of sodium chloride, it also houses a plethora of vital minerals, such as calcium, magnesium, potassium, iron, zinc, manganese, copper, sulphur, hydrogen, oxygen and cobalt. These key constituents perform a range of body functions like improving metabolism, maintaining electrolyte balance, ensuring normal blood circulation, strengthening bones, muscles, etc.