Synopsis

Source of validity: Scientific
Rating (out of 5): 3

Bifidobacterium bifidum is a probiotic bacterium commonly found in the human gastrointestinal tract, including the small intestine. There is moderate scientific evidence supporting its use to promote a healthy balance of gut microbiota, which can impact small intestine health. Several studies have demonstrated that B. bifidum supplementation can help restore or maintain the intestinal microbiome, potentially offering benefits such as enhanced barrier function, inhibition of pathogenic bacteria, and modulation of immune responses.

Clinical trials and in vitro studies have shown that B. bifidum can adhere to the intestinal mucosa and contribute to the breakdown of dietary fiber, resulting in the production of short-chain fatty acids beneficial for gut health. Some evidence suggests that B. bifidum may be helpful in reducing symptoms of irritable bowel syndrome (IBS), antibiotic-associated diarrhea, and certain inflammatory conditions affecting the small intestine. However, the majority of available studies focus on multi-strain probiotic formulations rather than B. bifidum alone, and results can be variable depending on the population and health condition studied.

While the evidence base for B. bifidum is not as strong or specific as for some other probiotic strains, there is reasonable scientific support for its use in maintaining and supporting small intestine function, especially as part of broader probiotic interventions. Further high-quality, strain-specific research is needed to clarify its precise effects and mechanisms in the small intestine.

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Products containing bifidobacterium bifidum

Nature's Sunshine Eleven Elevated (NutriBiome)
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