Safety and functional enrichment of gut microbiome in healthy subjects consuming a multi-strain fermented milk product: a randomised controlled trial

This randomized, double-blind, controlled intervention clinical trial assesses the safety of the daily consumption of two doses (1 or 3 bottles/day) of a fermented milk product (Test product) containing a mix of three Lactobacillus strains, L. paracasei CNCM I-1518, L paracasei CNCM I-3689 and L. rhamnosus CNCM I-3690, selected for their probiotic potential, and four common yogurt strains, in 96 healthy adults.