Feb 20, 2026Inulin and Prebiotic Fiber: Microbiome Diversity, GLP-1, and Metabolic BenefitsInulin-type fructans selectively feed Bifidobacterium and Lactobacillus species, raising SCFA production. Clinical trials show dose-dependent improvements in glycemic control, lipid profiles, and gut transit. Effective doses (10–20 g/day) frequently cause transient gas — gradual titration is essential.