NSTK · 01.2026Independent supplement reference
NutriStack
Edition 1.0Reviewed May 26, 2026

Protocol·Gut Health·Beginner·Reviewed June 9, 2026

IBS & Bloating Relief Protocol.

A beginner-friendly stack that targets two common drivers of IBS symptoms: an imbalanced gut microbiome and sluggish or irregular motility. It pairs strain-specific probiotics and soluble fiber with gut-barrier and motility support to ease bloating, abdominal discomfort, and bowel irregularity. IBS is a clinical diagnosis, so persistent or alarm symptoms (weight loss, bleeding, anemia, nocturnal symptoms) should be evaluated by a clinician before relying on supplements.

In short

The ibs & bloating relief protocol in brief.

A quick summary. The full stack, with dose and timing for each supplement, is below.

The IBS & Bloating Relief Protocol is a beginner stack of 6 supplements aimed at gut health: Probiotics, Saccharomyces Boulardii, Psyllium Husk, L-Glutamine, Digestive Enzymes, and Ginger Extract. 2 are core and the rest are optional add-ons, at roughly $30-50/mo. Each supplement below lists its dose, timing, role, and the evidence behind it.

The stack

What is in the ibs & bloating relief protocol.

Dose, timing, role, and evidence tier for each supplement. Core items carry the protocol; optional ones are situational. Open any name for the full profile.

SupplementDoseTimingRoleEvidence
Probiotics10-20 billion CFU daily, using a multi-strain product containing Lactobacillus and Bifidobacterium speciesOnce daily, with or just before a mealCoreModerate
Saccharomyces Boulardii250-500 mg daily (roughly 5 to 10 billion CFU)Once or twice daily, with foodOptionalEmerging
Psyllium HuskStart at 3 to 4 g daily and titrate up toward 10 g daily as toleratedOnce or twice daily, mixed into a full glass of water, ideally with mealsCoreStrong
L-Glutamine5 g daily to start; trial evidence used 5 g three times daily (15 g total), so higher doses are best taken under clinician guidanceOnce daily on an empty stomach, or split before meals if dosing higherOptionalEmerging
Digestive EnzymesOne broad-spectrum capsule (containing amylase, protease, and lipase) per main meal, as directed on the labelAt the start of each main mealOptionalEmerging
Ginger Extract500-1000 mg daily of a standardized extract, roughly equivalent to 1 g of dried gingerWith meals, split into one or two dosesOptionalEmerging
Probiotics

Specific Lactobacillus and Bifidobacterium strains may help rebalance the gut microbiota and reduce fermentation-driven gas, which can lower overall IBS symptom severity and bloating in some people. Strain selection and individual response vary widely, so benefits are not universal and a 4 to 8 week trial is reasonable before judging effect.

Saccharomyces Boulardii

Saccharomyces Boulardii is a non-colonizing probiotic yeast that may support gut barrier function and help normalize stool patterns, with some trial evidence in diarrhea-predominant and post-infectious IBS. Evidence is still developing and any benefit is likely modest.

Psyllium Husk

Psyllium is a soluble, gel-forming fiber that helps normalize stool consistency and supports regular motility, and it is the fiber type most consistently shown to improve global IBS symptoms. Introduce it gradually with adequate water, since increasing too quickly can transiently worsen gas and bloating.

L-Glutamine

L-Glutamine is a primary fuel source for intestinal epithelial cells and may help support gut barrier integrity, with a single randomized trial suggesting benefit in post-infectious, diarrhea-predominant IBS. Evidence is limited to early studies, so any benefit should be considered tentative.

Digestive Enzymes

Supplemental enzymes may assist the breakdown of carbohydrates, fats, and proteins, which could reduce post-meal bloating and fullness in people whose symptoms are tied to incomplete digestion. Evidence in general IBS is mixed and effects are likely meal-dependent and individual.

Ginger Extract

Ginger has prokinetic properties that can speed gastric emptying and ease nausea and post-meal heaviness, which may support upper-gut motility. Direct trial evidence in IBS is limited, so it is best viewed as supportive rather than as primary therapy.

Why it works together

How the pieces combine.

The mechanistic rationale for stacking these together rather than taking them in isolation.

  • Probiotics and Saccharomyces Boulardii work through complementary routes (bacterial rebalancing plus a non-colonizing yeast), so they can reasonably be taken together for broader microbiome support.
  • Psyllium Husk should be taken with a full glass of water and spaced about 2 hours apart from other supplements and medications, because its gel can blunt their absorption.
  • Introduce only one new supplement at a time over several days, especially Psyllium Husk and Probiotics, since starting everything at once can transiently increase gas and bloating and makes it hard to tell what is helping.
  • Ginger Extract supports upper-gut motility while Psyllium Husk helps normalize lower-gut stool form, addressing both ends of the digestive tract.
  • Berberine is intentionally excluded from this beginner stack: it can disrupt the gut microbiome, has notable drug interactions, and is considered unsafe in pregnancy and breastfeeding, so it should only be considered with clinician supervision.
  • Anyone who is pregnant or breastfeeding, immunocompromised, or taking prescription medications should check with a clinician before starting, since probiotic yeasts and high fiber loads are not appropriate for everyone.
At a glance

Cost and commitment.

A rough monthly cost and how involved the protocol is to run.

Estimated cost
$30-50/mo
Difficulty
Beginner
Supplements
6 (2 core)
Sources

The evidence behind it.

Overview citations for this protocol. Each supplement's own profile carries its full source list.

  1. Ford AC et al. Systematic review with meta-analysis: the efficacy of prebiotics, probiotics, synbiotics and antibiotics in irritable bowel syndrome. Aliment Pharmacol Ther. 2018;48(10):1044-1060. PubMed
  2. Moayyedi P et al. The effect of fiber supplementation on irritable bowel syndrome: a systematic review and meta-analysis. Am J Gastroenterol. 2014;109(9):1367-74. PubMed
  3. Black CJ et al. Best management of irritable bowel syndrome. Frontline Gastroenterol. 2021;12(4):303-315. PubMed
FAQ

Common questions.

Quick answers drawn from the stack above.

What is in the IBS & Bloating Relief Protocol?

The IBS & Bloating Relief Protocol combines 6 supplements for gut health: Probiotics, Saccharomyces Boulardii, Psyllium Husk, L-Glutamine, Digestive Enzymes, and Ginger Extract. 2 are core; the rest are optional.

How much does the IBS & Bloating Relief Protocol cost?

NutriStack estimates the IBS & Bloating Relief Protocol at about $30-50/mo, depending on the forms and brands you choose and whether you run the optional add-ons.

Is the IBS & Bloating Relief Protocol backed by evidence?

Each supplement in the protocol carries its own evidence tier (1 rated strong here) and links to PubMed-cited sources. NutriStack does not rank or score brands and takes no manufacturer payments; this is an informational reference, not medical advice.

Build it in the app

Run the ibs & bloating relief protocol in NutriStack.

Add the stack to NutriStack to track timing, screen it for interactions, and see a Stack Score that updates as you tune it.

NutriStack is an informational and organizational tool, not a medical service, and not a substitute for professional advice. Always consult a qualified healthcare professional before starting, stopping, or changing any supplement or medication.