Independent, primary-sourced research on gut health and the microbiome — probiotics, fibre and digestive supplements graded by the actual strength of the evidence.
For a generally healthy adult eating normally without substantial fluid loss, water and regular meals are the starting point. A daily electrolyte powder is not an independently established requirement.
Key takeaways Saccharomyces boulardii is a live probiotic yeast. The exact strain, viable count, preparation and clinical setting matter Antibiotic-associated diarrhea is its most plausible digestive use, but positive pooled results sit alongside independently funded null trials and incompletely disclosed studies Preventing ordinary antibiotic-associated diarrhea, preventing a first C. difficile infection and preventing recurrence are … Read more
Key takeaways Butyrate is a normal microbial metabolite with important intestinal biology. That does not establish that swallowing extra butyrate treats a digestive disorder Human studies contain promising findings, especially as an addition to usual ulcerative-colitis treatment, but products, populations and results differ Major positive studies have commercial support or unresolved product-procurement terms. A dependable … Read more
Key takeaways Alginate is a family of gel-forming polymers; reflux medicines usually contain a specified alginate salt and other ingredients Manufacturer-linked trials report relief of heartburn and regurgitation, but the strict independent-evidence verdict remains insufficient Add-on treatment results are mixed. Symptom improvement does not establish healing of esophagitis or prevention of complications Gaviscon formulations differ … Read more
Key takeaways DGL is a licorice extract with glycyrrhizin reduced or removed. The name does not establish a uniform composition or zero residual glycyrrhizin GutGard is one flavonoid-rich proprietary preparation. Its trials cannot establish that all DGL tablets, teas or blends work alike Positive dyspepsia and reflux trials have manufacturer involvement. A dependable, independently established … Read more
Key takeaways The main digestive research concerns globe artichoke leaf extracts, not artichoke hearts, Jerusalem artichoke or every product labelled “artichoke” One notable placebo-controlled dyspepsia trial was positive, but it was sponsored by the manufacturer and included a company author Frequently quoted IBS results come from uncontrolled or post-hoc analyses. They do not establish a … Read more
Key takeaways Enteric-coated peppermint oil has a short-term IBS symptom signal in pooled trials, but the certainty is low and newer trials have not consistently confirmed it This article’s stricter independent-funding screen does not establish a dependable benefit for a particular retail product Peppermint oil, peppermint tea, isolated menthol and peppermint–caraway combinations have different evidence … Read more
Key takeaways Resistant starch is a family of starch fractions that escape digestion in the small intestine; source and processing matter Raw potato starch, high-amylose maize starch, cooled rice and chemically modified starch are not interchangeable interventions Under this review’s strict funding standard, a dependable supplement benefit for constipation, IBS or everyday diarrhea remains unestablished … Read more
Key takeaways Supplemental GOS usually means manufactured beta-galacto-oligosaccharides made from lactose; the alpha-galactosides in beans are chemically different Several trials report changes in bifidobacteria or symptoms, but the major adult benefit studies audited here have commercial funding, company authors or manufacturer research assistance Constipation and IBS benefits remain insufficiently established under this review’s strict independent-evidence … Read more
Key takeaways FOS describes related short-chain fructans, including sucrose-derived short-chain FOS and oligofructose made by hydrolyzing inulin; the preparations are not interchangeable Some trials report easier or more frequent bowel movements, but manufacturer involvement and unresolved product procurement limit the independent evidence A rise in fecal Bifidobacterium does not by itself establish less pain, better … Read more
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