These two elements are very essential to maintain electrolyte stability. The deficiency in the electrolytes is the main cause for leg cramps. There is even weakness of muscles specially the legs leading to unusual contractions and pain called as cramps. These mineral salts also help for regulating calcium metabolism, thereby making the bones and joints stronger. The daily requirement of potassium and magnesium is between 360-500 mg per day. Normal balance should be maintained always to be healthy in all aspects.
answered by D M K