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Four acid-tolerant Lactobacillus strains + FOS prebiotic re-establish colonisation resistance in the low-acid stomach and proximal small intestine.
Immunity · LPB-IM-001
Lorbiotics · LPB-IM-001
Clinical DomainImmunologyLorbiotics Gastro Barrier
Protection for your stomach lining when you're on long-term acid-reducing medication. PPIs can disrupt your gut microbiome — GastroBarrier keeps the balance.
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4Active strains
Capsule / SachetDosage form
- Capsules
- Allergen Free
- In Vitro Test
- Clinical Test
- 24 Month Stability
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The headline result
4-strain acid-tolerant Lactobacillus formula — uniquely combined with NAC 10 mg to disrupt pathogenic biofilms and restore gastric microbiome in patients with PPI-induced hypochlorhydria.
The science
Why Gastro Barrier works.
LorBiotics-GastroBarrier is a targeted synbiotic formula designed for patients with long-term PPI use and chronically low gastric acid (hypochlorhydria).
It helps restore the disrupted gastric and duodenal microbiome and reduces the risk of bacterial overgrowth, dysbiosis, and enteric infections.
Therapeutic targets
- 01PPI-associated dysbiosis
- 02SIBO prevention & treatment
- 03Biofilm disruption
- 04Foodborne infection risk reduction
- 05H. pylori eradication support
- 06Gastric mucosal repair
“LorBiotics-GastroBarrier is a targeted synbiotic formula designed for patients with long-term PPI use and chronically low gastric acid (hypochlorhydria).”
Lorbiotics Gastro Barrier · Gastroenterology
Mechanism of action
How it works, step by step.
The documented biological pathway — exactly how each component acts inside the body.
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N-Acetyl Cysteine (NAC) acts as a potent mucolytic and antioxidant that breaks down pathogenic biofilms (especially relevant for H. pylori and SIBO), improves probiotic adhesion, and replenishes glutathione depleted by chronic inflammation.
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By addressing the loss of the natural acid barrier caused by prolonged PPI therapy, GastroBarrier helps protect against Small Intestinal Bacterial Overgrowth (SIBO), H. pylori recurrence, and increased susceptibility to pathogens like Salmonella, Campylobacter, and C. difficile.
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Lactobacillus rhamnosus and L. plantarum colonize the gastric and duodenal mucosa via mannose-specific adhesin (Msa) and mucus-binding proteins.
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They produce lactic acid and bacteriocins that inhibit urease-producing bacteria, countering the elevated gastric pH seen in PPI users.
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Their strong acid tolerance (survival at pH 2.5–3.5) enables effective colonization even in the altered gastric environment.
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N-acetylcysteine (NAC) disrupts pathogenic biofilms (especially Helicobacter pylori and Enterobacteriaceae) by cleaving disulfide bonds with its thiol group.
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This reduces bacterial adherence to the gastric epithelium and potentiates the action of co-administered probiotics.
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Lactobacillus pentosus and L. delbrueckii further support recovery by producing riboflavin and short-chain fatty acids, which promote mucosal energy metabolism and barrier repair.
Inside the formula
Every ingredient earns its place.
The exact composition of Lorbiotics Gastro Barrier — each organism and active listed at its formulated dose.
| Organism / active | Documented role | Dose |
|---|---|---|
| Lactobacillus rhamnosus | — | 5 B CFU |
| Lactobacillus plantarum | — | 5 B CFU |
| Lactobacillus pentosus | — | 5 B CFU |
| Lactobacillus delbrueckii | — | 5 B CFU |
| FOS Prebiotic as standardized | — | — |
| N-Acetyl Cysteine | NAC | 10 mg |
The practical bits
How to take it.
Dosage
1–2 sachets/capsules daily, taken 30 minutes before the morning meal, or as advised by physician. For patients on PPIs: Administer at least 2 hours before or after the PPI dose.
In the pack
Capsule / Sachet · 60 per Pack
With FOS prebiotic and NAC 10 mg. Administer 2 hours apart from PPI dose for optimal efficacy.
Certifications
- WHO-GMP
- ISO 13485
- Allergen Free
- Clinical Test
- 24 Month Stability
Note: Not for medicinal use or for curative action. Recommended to use as food supplement only
Reviews
What people say after they've actually taken it.
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Reviews come from verified buyers only. Once customers who've purchased Gastro Barrier share their experience, you'll see it here.
Evidence base
Peer-reviewed references.
Every claim on this page traces back to published literature. The full citation list for Lorbiotics Gastro Barrier.
- 01Lo Presti A, et al. Front Microbiol. 2019 10:1655.
- 02Compare D, et al. World J Gastroenterol. 2017 23(14):2468-77.
- 03Ramirez-Farias C, et al. Br J Nutr. 2009 101(4):541-50.
- 04Probiotical S.p.A. LPB-GE-GASTROBARRIER · L. rhamnosus + L. plantarum + L. pentosus + L. delbrueckii 10B + FOS + NAC · 60 Caps
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