Probiotic
Lactobacillus plantarum
Also known as: L. plantarum, L. plantarum 299v, LP299v
B
Evidence
Versatile probiotic with gut barrier support and anti-inflammatory effects. Found in fermented vegetables.
Primary uses
- Gut barrier
- IBS support
- Inflammation
- Gut health
How it works
- Strengthens tight junctions
- Anti-inflammatory cytokine production
- Survives stomach acid well
Dosage
- Typical range
- 5-20 billion CFU daily
- Timing
- Any time
- With food
- Either way
- Duration
- Safe long-term
- Special populations
- IBS, leaky gut concerns
Forms
- Capsules
- Foods
Safety
Common side effects
- Minimal
Contraindications
- Severe immunocompromise
Evidence notes
Strong gut barrier support
Grade B: Some human trials support key claims; further confirmation needed.
Related in Probiotic
Check a full stack
Formulate's free interaction checker lets you paste in any combination of supplements and medications at once — every pairing flags severity, timing, and cited evidence.
Open the checkerMedical disclaimer. This page is educational and does not replace advice from a qualified healthcare provider.