Evidence map›Paper›PMID 39599756›Full record

Trial reportNutrients2024

Probiotic Therapy of Gastrointestinal Symptoms During COVID-19 Infection: A Randomized, Double-Blind, Placebo-Controlled, Remote Study.

Angela Horvath, Rosa Haller, Nicole Feldbacher, Hansjörg Habisch, Kristina Žukauskaitė, Tobias Madl, Vanessa Stadlbauer

Abstract readRandomized Controlled Trial
In one paragraph

Trial report in Nutrients, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

5 citing papers in PubMed.

  1. Review
  2. Article
  3. Review
  4. Review
  5. The Mystery of CertainMicroorganisms · 2025
    Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors.

Angela HorvathDivision for Gastroenterology and Hepatology, Department of Internal Medicine, Medical University of Graz, 8010 Graz, Austria.
Rosa HallerDivision for Gastroenterology and Hepatology, Department of Internal Medicine, Medical University of Graz, 8010 Graz, Austria.
Nicole FeldbacherDivision for Gastroenterology and Hepatology, Department of Internal Medicine, Medical University of Graz, 8010 Graz, Austria.
Hansjörg HabischOtto Loewi Research Center, Medicinal Chemistry, Medical University of Graz, 8010 Graz, Austria.ORCID 0000-0001-5537-506X
Kristina ŽukauskaitėDivision for Gastroenterology and Hepatology, Department of Internal Medicine, Medical University of Graz, 8010 Graz, Austria.
Tobias MadlOtto Loewi Research Center, Medicinal Chemistry, Medical University of Graz, 8010 Graz, Austria.ORCID 0000-0002-9725-5231
Vanessa StadlbauerDivision for Gastroenterology and Hepatology, Department of Internal Medicine, Medical University of Graz, 8010 Graz, Austria.ORCID 0000-0001-5508-8271

Funding

Austrian Infrastructure Program 2016/2017Austrian Research Promotion Agency 864690Austrian Research Promotion Agency 870454Austrian Research Promotion Agency Project 3.23BioTechMed-Graz Flagship projectCity of GrazFWF Austrian Science Fund DK-MCDFWF Austrian Science Fund DOC-130FWF Austrian Science Fund I3792FWF Austrian Science Fund KLI 741FWF Austrian Science Fund P28854FWF Austrian Science Fund W1226Integrative Metabolism Research Center GrazStyrian Government (Zukunftsfonds, doc.fund program)
6 · The paper itself

Abstract

backgroundThe novel coronavirus (SARS-CoV-2) led to gastrointestinal manifestations in up to 50% of cases, with diarrhea being common, and probiotics have been suggested as a potential treatment.

aimThis study aimed to assess changes in the microbiome and the effects of a multispecies probiotic in patients with COVID-19 in home quarantine through a fully remote telemedical approach.

methodsThirty patients were randomized to receive either the Ecologic AAD probiotic (Winclove Probiotics, Amsterdam, The Netherlands), on the market as OMNi-BiOTiC 10 (Allergosan, Austria), or a placebo for 30 days in a 2:1 ratio. Respiratory and gastrointestinal symptoms were monitored in 2-10-day intervals via online surveys, and five stool samples were collected during the 30-day study period for microbiome and metabolomics analyses. Twenty-four healthy volunteers served as controls.

resultsOf the 30 patients, 26 completed this study (10 placebo, 16 probiotic). Patients reported respiratory symptoms and a diminished gastrointestinal quality of life, both of which improved significantly during the study period, irrespective of the intervention. Compared to controls, infected patients showed significant alterations in the fecal microbiome (

conclusionsPatients with mild COVID-19 disease in home quarantine exhibited respiratory symptoms, a reduced gastrointestinal quality of life, and changes in the fecal microbiome and metabolome.

Indexed as

COVID-19FecesGastrointestinal MicrobiomeProbioticsQuality of LifeSARS-CoV-2AdultAgedDouble-Blind MethodFemaleGastrointestinal DiseasesHumansMaleMiddle AgedQuarantineTelemedicineCOVID-19Enterococcus faeciummicrobiomepatient-reported outcomesprobioticquality of life

Identifiers

PMID39599756
PMCPMC11597392

What OpenQuestion holds

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.