Synopsis

Source of validity: Scientific
Rating (out of 5): 2

Bifidobacterium bifidum is a probiotic bacterium commonly found in the human gastrointestinal tract. Its use for alleviating gas and bloating is primarily supported by emerging scientific evidence rather than long-standing traditional use. Several randomized controlled trials and systematic reviews have explored the role of Bifidobacterium species, including B. bifidum, in managing symptoms of irritable bowel syndrome (IBS), which often include gas and bloating. These studies suggest that B. bifidum can help restore the balance of the gut microbiota, enhance the integrity of the intestinal barrier, and reduce the production of gas-forming bacteria.

However, while some studies demonstrate modest benefits in reducing bloating and flatulence, the evidence is mixed and often involves multi-strain probiotics rather than B. bifidum alone. For example, a 2011 study published in the World Journal of Gastroenterology found that a probiotic mixture containing B. bifidum improved bloating and abdominal discomfort in IBS patients, but it is difficult to attribute these effects to B. bifidum specifically. Most guidelines consider the evidence promising but not definitive, with overall quality rated as low to moderate due to inconsistent results and variability in probiotic formulations.

In summary, the use of B. bifidum for gas and bloating has some scientific support, but the strength of the evidence is moderate at best, justifying a score of 2. More rigorous and strain-specific clinical trials are needed to confirm its efficacy for this indication.

More about bifidobacterium bifidum
More about Gas and Bloating

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