![shutterstock_87714310](https://www.nationalelfservice.net/cms/wp-content/uploads/2012/03/shutterstock_87714310-150x150.jpg)
This review of the efficacy of probiotics in reducing halitosis of dental origin, when compared to a placebo intervention included 8 RCTs. Only one of the study was considered to be at low risk of bias with the authos assessing the evidence as not suggestive of a convincing benefit for the use of probiotics for treatment outcomes of halitosis.
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