RHR: Fibermaxxing: Why the Internet’s Hottest Gut Health Trend Gets It Half Right
In this episode we discuss: What the “fibermaxxing” trend gets right—and wrong Why whole-food fiber and isolated fiber supplements are not equivalent The importance of short-chain fatty acids like butyrate for gut health Why microbiome diversity influences fiber tolerance Common symptoms caused by excessive fermentable fiber intake Differences between soluble and insoluble fiber Surprising research linking high fiber intake with diverticulosis prevalence Safer supplemental options for sensitive guts Show notes: “Short chain fatty acids in human gut and metabolic health” by Blaak, E. E., et al “Intestinal fatty acid-binding protein and gut permeability responses to exercise” by March, D. S., et al “A high-fiber diet does not protect against asymptomatic diverticulosis” by Peery, A. F., et al “Diet and supplements and their impact on colorectal cancer” by Pericleous, M., Mandair, D., & Caplin, M. E. “Carbohydrate quality and human...
