When we talk about the subject of cleansing the body and system, most of us think about the external products that we apply, and much less about the internal elements of which we are comprised. Or perhaps we simply ensure, as conventional wisdom suggests, that we eat a ‘healthy’ diet and drink ‘enough’ water.

While we are well aware of the standard recommendation to ‘drink 8 glasses of water a day’, what attention is paid to the quality of the water that we drink or how to store this water in a...