Lactobacillus salivarius and Improved Gut Microbiota Balance

• Lactobacillus salivarius D5 improves growth performance and immune function in broilers by reducing Escherichia coli abundance and regulating the gut microbiota.

  • 2026-06
  • Clinical Trial
  • Poultry science 105(6)
  • • Yingting You
    • Yonglong Zhu
    • Deshi Shi
    • Xiang Li
    • Muhammad Akhtar
    • Lizhen Ren
    • Guilin Fu
    • Yingying Chen
    • Qiujing Chen
    • Naiji Zhou
    • Zutao Zhou
    • Yuncai Xiao

  • PubMed: 41905065
  • DOI: 10.1016/j.psj.2026.106768

  5 Insights on

  • Improved Gut Microbiota Balance

  • Moderate evidence

  D5 also reshaped the cecal microbiota structure, increasing the Firmicutes/Bacteroidetes ratio and the abundance of beneficial genera (such as Alistipes and Lactobacillus), while concurrently reducing the abundance of potential pathogenic bacteria (such as Petroclostridium) in the intestine.

  Effect

  Beneficial

  Effect size

  Moderate