Is Bacteroides fragilis a probiotic?
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4 min read
Research into the human gut microbiome has uncovered that *Bacteroides fragilis*, a common resident, possesses surprising therapeutic potential, prompting the question: **is Bacteroides fragilis a probiotic?** The answer is complex, as its classification depends heavily on the specific strain and its delicate, dualistic relationship with the host's health. Unlike familiar probiotic strains, certain non-toxigenic variants are emerging as candidates for next-generation, targeted therapies due to their powerful immunomodulatory effects.