Lactobacillus fermentum ME-3 and Increased Lactobacillus Species Count

• Culture-based studies of intestinal lactobacilli in young people and centenarians.

  • 2026-03-10
  • Observational
  • Frontiers in microbiology 17
  • • Imbi Smidt
    • Tiiu Roop
    • Reet Mandar
    • Jelena Stsepetova
    • Siiri Koljalg
    • Kalle Kilk
    • Indrek Soidla
    • Mare Ainsaar
    • Helgi Kolk
    • Epp Sepp

  • PubMed: 41883793
  • DOI: 10.3389/fmicb.2026.1746411

  3 Insights on

  • Increased Lactobacillus Species Count

  • Low evidence

  centenarians showed greater species richness and a higher relative proportion of lactobacilli.

  • Beneficial
  • Small effect