Basado en evidencia Revisiones de suplementos
Every gut claim cited.
We read the gut health studies so you don't have to.
Evidence-based supplement research you can trust. We analyze peer-reviewed clinical studies from PubMed and grade every supplement ingredient on a transparent A–D scale. No sponsored rankings, no manufacturer influence — just science.
Featured Ingredients
Lactobacillus rhamnosus GG
probiotic_strainEnhances gut barrier function by upregulating tight junction proteins (claudin-1, occludin, ZO-1) and modulates intestinal immune response via Toll-like receptor …
Lactobacillus plantarum
probiotic_strainAdheres strongly to intestinal mucosa competing with pathogens for binding sites; produces plantaricin antimicrobial peptides with broad-spectrum activity; modulates NF-kB …
Partially Hydrolyzed Guar Gum (PHGG)
fiberWater-soluble non-gelling fiber fermented to butyrate in the colon; normalizes both constipation and diarrhea (bidirectional regulatory effect); supports Bifidobacterium and …
Bifidobacterium lactis
probiotic_strainModulates intestinal immune response via NK cell activation and enhanced phagocytic activity; improves colonic transit time in a dose-dependent manner; …
Vitamin D
vitaminBinds VDR receptors on intestinal epithelial cells enhancing tight junction protein expression (claudin-2, -12, -15); modulates mucosal immune response via …
Zinc
mineralEssential cofactor for intestinal alkaline phosphatase detoxifying bacterial endotoxin (LPS); maintains tight junction integrity via claudin and occludin expression; supports …
Top Conditions
Ulcerative Colitis (UC)
~0.3% in Western countries; peak onset 15-30 years
Chronic Constipation
15-20% of adults globally; increases with age; more common in women
Acute Diarrhea
1.7 billion cases of childhood diarrhea globally per year; 525,000 deaths
Functional Dyspepsia
10-20% of the general population
Traveler's Diarrhea
30-70% of travelers to high-risk areas depending on destination
Irritable Bowel Syndrome (IBS)
10-15% of global population; more common in women (2:1 ratio)
Recent Evidence Updates
3 estudios
4 estudios
3 estudios
3 estudios
4 estudios
Popular Comparisons
Latest Research
Front Immunol · 2019
Short Chain Fatty Acids (SCFAs)-Mediated Gut Epithelial and Immune Regulation and Its Relevance for Inflammatory Bowel Diseases.
Am J Clin Nutr · 1991
Omega-3 fatty acids in health and disease and in growth and development.
J Am Coll Nutr · 2002
Omega-3 fatty acids in inflammation and autoimmune diseases.
AAPS J · 2013
Therapeutic roles of curcumin: lessons learned from clinical trials.
Proc Natl Acad Sci … · 2014
The microbial metabolite butyrate regulates intestinal macrophage function via histone deacetylase inhibition.
Gut · 2014
A decrease of the butyrate-producing species Roseburia hominis and Faecalibacterium prausnitzii defines dysbiosis in patients with ulcerative colitis.
Guides & Resources
Managing Stress-Related Gut Issues: The Mind-Body Connection in Digestive Health
The intimate connection between psychological stress and digestive symptoms is a common lived experience — the butterflies before a presentation, the loss of appetite during …
lifestyleDiet and Gut Health: Evidence-Based Nutritional Strategies for Digestive Wellness
Diet is widely recognized as one of the most powerful modulators of the gut microbiome, with research demonstrating that dietary changes can alter microbial composition …
safetyDigestive Enzyme Supplements: Types, Timing, and Safe Use
Digestive enzymes are proteins produced naturally by the body to break down food into absorbable nutrients. The major categories include proteases that break down proteins, …
Evidence Grading System
Every supplement claim on this site is graded on an A–D scale based on peer-reviewed clinical research from PubMed. Our algorithm evaluates study design (RCTs rank highest), consistency of results, sample sizes, and the overall body of evidence. No manufacturer sponsorship influences our grades.
Multiple randomized controlled trials (RCTs) or meta-analyses with consistent positive results and large sample sizes.
At least one RCT with mostly consistent results across studies. Evidence suggests benefit but more research may be needed.
Small studies or observational data with some positive signals. Promising but insufficient for strong recommendations.
In vitro studies, case reports, or pilot studies only. Early-stage research that requires clinical validation.
How It Works
Sin anuncios. Sin clasificaciones patrocinadas. Solo ciencia.
Centro de investigación
Buscamos en PubMed cada estudio clínico sobre ingredientes de suplementos.
Extracción
Extraemos los hallazgos clave — tamaños de muestra, tipos de estudio y resultados.
Grados A a F
Evaluamos la evidencia como un boletín escolar — de A (sólida) a F (negativa).
Respuesta clara
Obtenga una respuesta clara en segundos — ¿este suplemento realmente funciona?
Cited Health Network
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Aviso legal FDA: Estas declaraciones no han sido evaluadas por la Food and Drug Administration. Los productos y la información en este sitio web no están destinados a diagnosticar, tratar, curar ni prevenir ninguna enfermedad. Las calificaciones de evidencia presentadas se basan en nuestro análisis de investigación publicada revisada por pares y no constituyen consejo médico. Siempre consulte a su profesional de salud antes de comenzar cualquier régimen de suplementos.