You may be interested in the scientific study behind Performance, the hydrating drink that fueled the famous Daedalus Project, human powered flight.  The research document describing the problem and the solution and the results were first published in American Scientist, vol. 76, July-August 1988.  Worth reading to understand how unique Shaklee products are.  This same care is applied or has been applied to every product produced.   Nadel-1988.