Wisconsin's Lowest Elevations: Shore of Lake Michigan (579 ft average). In December 1986, Emmet J. Judziewicz completed a project at the University of Wisconsin-Madison in which the following information was derived.
Since Metamucil wafers are cracker-like fiber supplements, the ingredients added are combined to create a dough. Wheat flour, fructose, soy lecithin and ascorbic acid are included in both the apple and cinnamon wafers. Wheat flour as the base is used as a binding and bulking agent.
According to the University of Maryland Medical Center, the psyllium in Metamucil absorbs liquid and creates bulk that moves waste through the digestive tract. This helps stool to solidify and pass more slowly. Metamucil also has been shown to be effective in treating constipation.