Lactobacillus rhamnosus Lr-32 and Reduced Anxiety

• The therapeutic effects of Lacticaseibacillus rhamnosus on stress-induced anxiety: a systematic review of evidence from animal studies.

  • 2026-01-07
  • Review · n = 8
  • Gut microbiome (Cambridge, England) 6
  • • Iman Imtiyaz Ahmed Juvale
    • Alina Arulsamy

  • PubMed: 41497537
  • DOI: 10.1017/gmb.2025.10015

  6 Insights on

  • Reduced Anxiety

  • Low evidence

  Common strains were JB-1 (n=8), HN001 (n=2), LGG (n=2), LR-32 (n=1), 4B15 (n=1), and LR3201 (n=1). Of the 15 studies, 12 reported significant anxiolytic effects

  Effect

  Beneficial

  Effect size

  Moderate

  Significant

  Yes