Prospective study of probiotic supplementation results in immune stimulation and improvement of upper respiratory infection rate.

ABSTRACT: The human gut microbiota is an important environmental factor for human health with evolutionarily conserved roles in immunity, metabolism, development, and behavior of the host. Probiotic organisms are claimed to offer several functional properties including stimulation of immune system. The purpose of this study is to investigate the effects of a probiotic supplementation on adult volunteers who have contracted the common cold four or more times in the past year. This study is a single center, double-blind, randomized, controlled, prospective trial. Subjects received a probiotic drink containing Lactobacillus paracasei (at least 3 × 10⁷ colony forming units (CFU) ml^-1), Lactobacillus casei 431^® (at least 3 × 10⁷ CFU ml^-1

SUBMITTER: Zhang H 

PROVIDER: S-EPMC5995450 | biostudies-literature | 2018 Jun

REPOSITORIES: biostudies-literature