Alan Flanagan
Researcher and commentator on gut microbiome and dietary patterns whose contributions focus on microbiome responses, bile acids, and implications of low-fiber or animal-based diets.
Best podcasts with Alan Flanagan
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Feb 17, 2026 • 21min
How Much Dietary Fiber Do We Need to be Healthy? (SNP48)
Joanne Slavin, professor of nutrition science who researches fiber and cardiometabolic health. Alan Flanagan, microbiome researcher focused on bile acids and low-fiber diets. Andrew Reynolds, nutrition epidemiologist studying carbohydrate quality and population fiber effects. They debate whether fiber is essential, examine microbiome and bile acid shifts on animal-based diets, and discuss population recommendations and carbohydrate-quality measures.
