Last reviewed · How we verify

Lactobacillus plantarum

Shenzhen People's Hospital · FDA-approved active Biologic

Lactobacillus plantarum is a probiotic bacterium that colonizes the gut and modulates the intestinal microbiota and immune system to promote gastrointestinal and systemic health.

Lactobacillus plantarum is a probiotic bacterium that colonizes the gut and modulates the intestinal microbiota and immune system to promote gastrointestinal and systemic health. Used for Gastrointestinal health and microbiota modulation, Diarrhea prevention and treatment, Irritable bowel syndrome.

At a glance

Generic nameLactobacillus plantarum
SponsorShenzhen People's Hospital
Drug classProbiotic
ModalityBiologic
Therapeutic areaGastroenterology
PhaseFDA-approved

Mechanism of action

As a lactic acid-producing bacterium, L. plantarum ferments carbohydrates to lower intestinal pH, inhibit pathogenic bacteria, and strengthen the intestinal barrier through tight junction protein expression. It also stimulates innate and adaptive immune responses via pattern recognition receptors, promoting anti-inflammatory cytokine production and enhancing mucosal immunity.

Approved indications

Common side effects

Key clinical trials

Primary sources

Every claim on this page is sourced from regulatory or scientific primary sources. See our editorial policy for full methodology.

SourceUsed for
ClinicalTrials.govTrial enrolment, design, endpoints, results

Competitive intelligence

For the full competitive landscape — auto-detected comparators, recent regulatory actions across the set, upcoming PDUFA, patent timeline, sponsor landscape: