Probiotic Supplement Tested for Autism Symptoms in Children
Tests a multispecies probiotic supplement against placebo in children with autism aged 7 to 15.
Plain-language title generated from the registry record
Registry title: The Effect of a Multispecies Probiotics on Autism Symptoms in Children
Key facts
- Where
- Warsaw, PolandSee the site
Could this be for you?
Answer for yourself. This is not a decision: only the study team can say whether you can take part.
- Are you between 7 and 15 years old?
Source: NCT06448767, who can take part
Where in Poland
- Department of Paediatrics, The Medical University of WarsawWarsaw, PolandTaking people
Questions to ask the study team
- How often do I need to come in, and for how long each time?
- Are travel costs paid?
- Can I keep my own doctor?
- What happens if I want to stop?
Trial details
- Who runs it
- Medical University of Warsaw
- Trial code
- NCT06448767
- Record updated
- 8 January 2026
- Original description
In this trial, the investigators aim to evaluate the impact of a multispecies probiotic consisting of Bacillus subtilis W201, Bifidobacterium infantis W17, Bifidobacterium lactis W51, Lactobacillus acidophilus W37, Lactobacillus brevis W63, Lactobacillus rhamnosus W140, Lactococcus lactis W19, Propionibacterium freudenreichii W200, on the severity of autism symptoms, quality of life, gastrointestinal symptoms, sleep disturbances, parental stress levels and urinary p-cresol concentrations in children with Autism Spectrum Disorder aged 7 to 15 years.Read full original descriptionShow less
The Effect of a Multispecies Probiotics on Autism Symptoms in Children
In this trial, the investigators aim to evaluate the impact of a multispecies probiotic consisting of Bacillus subtilis W201, Bifidobacterium infantis W17, Bifidobacterium lactis W51, Lactobacillus acidophilus W37, Lactobacillus brevis W63, Lactobacillus rhamnosus W140, Lactococcus lactis W19, Propionibacterium freudenreichii W200, on the severity of autism symptoms, quality of life, gastrointestinal symptoms, sleep disturbances, parental stress levels and urinary p-cresol concentrations in children with Autism Spectrum Disorder aged 7 to 15 years.
Inclusion: Diagnosis of ASD according to the Diagnostic and Statistical Manual of Mental Disorders, the fifth edition (DSM-5) or International Classification of Diseases, Tenth Revision (ICD-10); Children either not taking any medication or receiving the same medication for the last 2 months; Patients, or their parents/caregivers, are willing to provide written informed consent, proceed with nutritional supplements throughout the 3-month trial, refrain from starting any kind of special diet for the duration of the study, and complete the questionnaires at two time points during the study.
Exclusion: Use of antibiotics in the previous 2 months before enrolling (excluding topical antibiotics); Use of probiotics or synbiotics within the previous 2 months; History of intolerance or allergy to probiotics, synbiotics or any other study product component; Surgery with bowel resection or short bowel syndrome; Children with severe immunodeficiency.