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COMPLETED
NCT07504952
NA

Investigating the Impact of Probiotics on Wellbeing in a Community

Sponsor: Loughborough University

View on ClinicalTrials.gov

Summary

The aim of this clinical trial is to investigate whether taking probiotics can improve thinking ability and digestive symptoms in healthy adults, and whether these effects depend on how often someone drinks alcohol. The study will also explore whether probiotics affect mental health, alcohol cravings, and drinking and eating behaviours. The main questions it aims to answer are: * Do probiotics improve everyday thinking, attention, and memory? * Do probiotics reduce digestion issues or discomfort? * Does how often someone drinks alcohol affect how much they benefit from probiotics? * Do probiotics modulate alcohol cravings? * Do probiotics improve mood, stress, and anxiety levels? * Do probiotics influence drinking behaviour? * Do probiotics influence eating behaviour? Researchers will compare a probiotic supplement to a placebo (a look-alike product with no active ingredients) to see whether probiotics have real effects. Participants will be randomly assigned to one of these groups, and neither the participants nor the researchers will know who is receiving which treatment during the study. Participants will: * Take either a probiotic supplement or a placebo every day for 8 weeks * Complete online questionnaires about their mood, thinking, eating and drinking behaviours, and digestive health at the start and end of the study * Provide basic lifestyle and demographic information This study aims to better understand whether probiotics could be a simple and low-cost way to support cognitive function, digestive health, and other wellbeing outcomes in generally healthy adults - and whether these benefits vary depending on how often someone drinks alcohol.

Official title: Does Alcohol Consumption Moderate the Effects of Probiotic Supplementation on Cognitive and Gastrointestinal Outcomes in a Non-clinical Sample?

Key Details

Gender

All

Age Range

18 Years - Any

Study Type

INTERVENTIONAL

Enrollment

85

Start Date

2025-09-28

Completion Date

2026-03-01

Last Updated

2026-09-10

Healthy Volunteers

Yes

Conditions

Interventions

DIETARY_SUPPLEMENT

Probiotic Arm

The participant will be randomly assigned to receive the probiotic, containing the active ingredient and live bacteria

DIETARY_SUPPLEMENT

Placebo Arm

The participant will be randomly assigned to receive the placebo, containing no active ingredient/live bacteria

Locations (1)

Loughborough University

Loughborough, United Kingdom