Effect of a Short-term Multi-strain Probiotic Supplementation in Endurance Athletes
Recruiting now · Phase 2/Phase 3 · Has a placebo group
Conditions studied: Sports Nutrition, Biochemical Markers, Exercise Performance, Aerobic Capacity, Supplementation
In brief
The aim of this project is to evaluate and identify the effect of a short-term 2-week multi-strain probiotic (MPRO) supplementation on the exercise-associated gastrointestinal (GI) symptoms and perturbations in high level female athletes of the Polish national team during strictly controlled conditions of a training camp, based on recommendations for best practices for probiotic (PRO) research in athletes and assessment of EX-associated GI perturbations.
Key facts
- Study ID
- NCT07252778
- Run by
- Krzysztof Durkalec-Michalski
- People needed
- 30
- Starts
- 2025-11-20
- Expected to finish
- 2027-06-30
- Last updated by the study team
- 2025-11-28
Who can join
Age: 16 and older, up to 50. Sex: female. Healthy volunteers: accepted.
You may qualify if…
- belonging to the national rowing team;
- training experience ≥5 years;
- a currently issued medical certificate confirming
- good health and capacity to practice sports;
- good health without chronic health disorders;
- written informed consent to participate.
You may not qualify if…
- injury, any health contraindication or failure to perform exercise procedures;
- gastrointestinal infections, diseases, disorders;
- past history of gastrointestinal surgery, and
- other self-reported gastrointestinal issues;
- reporting symptoms of infection or taking any medication (e.g. antibiotics) for 4 weeks before the study protocol;
- current supplementation of prebiotics,
- probiotics, synbiotics (last 4 weeks);
- current intake of pharmaceutical agents (e.g., nonsteroidal anti-inflammatory drugs, laxatives, antidiarrhea agents, antacids, and/or antiemetics) (last 4 weeks);
- failure to follow the study protocol;
- declared general feeling of being unwell;
- pregnancy or current pregnancy planning.
Where it is running
- Department of Sports Dietetics, Poznan University of Physical Education Poznań — Poznan, Wielkopolska, Poland (enrolling)
Full record on ClinicalTrials.gov
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