Efficacy of i3.1 Probiotic on Improvement of Lactose Intolerance Symptoms: A Randomized, Placebo-controlled Clinical Trial.

Goal: The aim of this study was to assess the efficacy of probiotic i3.1 in improving lactose intolerance symptoms compared with placebo after 8 weeks of treatment.

Background: Probiotics are promising strategies to prevent and improve lactose intolerance symptoms, but previous studies have provided conflicting results.