Analysis of information sources in references of the Wikipedia article "Mark Williams Company" in English language version.
According to corporate lore, Bill Schwartz [sic], a Chicago chemist, developed the formula after hearing his co-workers complain of lethargy.
In 1949 William Mark Swartz, President of Mark Williams Chemical Co. of Chicago, Ill., decided to create a soft drink that would relieve fatigue, headaches, indigestion etc…. He applied for a trademark for the drink on May 19, 1951.
