Effects of <i>Lacticaseibacillus paracasei</i> K56 on perceived stress among pregraduate students: a double-blind, randomized, placebo-controlled trial.

ABSTRACT:

Background

Globally, master's and doctoral students, especially pregraduate students, are under great pressure. Probiotics are emerging as a promising intervention to improve mental health via gut-brain axis.

Objective

The aim of this study was to explore the impact of Lacticaseibacillus paracasei K56 supplementation on perceived stress among pregraduate students.

Methods

We conducted a double-blind, randomized, placebo-controlled trial in 120 healthy master's and doctoral students who faced graduation. Participants were randomly assigned to either probiotics (containing Lacticaseibacillus paracasei K56 6 × 10¹⁰ CFU / d) or placebo group for 2 weeks intervention. The main outcome was perceived stress assessed using Cohen's Perceived Stress Sca

SUBMITTER: Guan Y 

PROVIDER: S-EPMC11936786 | biostudies-literature | 2025

REPOSITORIES: biostudies-literature