The target minimum fecal output is about half a pound a day. (nutritionfacts.org)
The effect of dietary guar on serum cholesterol, intestinal transit, and fecal output in man. (nap.edu)
Increased levels of fiber in diets increase fecal output, normalize transit time, alter colonic microflora and fermentation patterns, alter glucose absorption and insulin kinetics, and, at high levels, can depress diet digestibility. (merckvetmanual.com)