The magnetic mug can be used to magnetize water, or any hot or cold liquid, except carbonated drinks. The amount of time required to magnetize the liquid will depend on the quantity of the liquid.Magnetized water aids in the relief of chronic fatigue and helps to prevent the Formation of renal and gal stones. Consistent drinking 0f magnetized water gets rid of these stones by penetrating the calculus and changing the cuboid stone into soft, small grains which can be easily excreted.