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Effect of Probiotic Intervention on Travel-Related Health Conditions During Short-Term Overseas Travel
Sponsor: Universiti Sains Malaysia
Summary
International travel disrupts gut health through dietary changes, microbial exposure, and stress, often causing gastrointestinal symptoms like traveler's diarrhea and sleep disturbances. These shifts may increase antibiotic resistance risks. Probiotics may help stabilize gut microbiota and improve well-being during travel. This randomized, double-blind, placebo-controlled trial investigated whether probiotic supplementation mitigates gut microbiota perturbations, gastrointestinal symptoms, and sleep issues in adults traveling abroad. The investigators also assessed changes in anxiety, well-being, gut immunity, microbial function, and antibiotic resistance genes.
Key Details
Gender
All
Age Range
18 Years - 65 Years
Study Type
INTERVENTIONAL
Enrollment
46
Start Date
2025-07-31
Completion Date
2025-12-31
Last Updated
2025-09-17
Healthy Volunteers
Yes
Conditions
Interventions
Probiotic
Daily 6-drops of Bifidobacterium longum subsp. infantis M-63, B. breve M-16V, and B. longum BB536 in non-GMO corn starch as excipient, in medium-chain triglyceride oil (1.5 × 109 CFU/day)
Placebo
Daily 6-drops of non-GMO corn starch in medium-chain triglyceride oil
Locations (2)
Tsinghua University Science and Technology
Haidian, Beijing Municipality, China
Universiti Sains Malaysia
George Town, Pulau Pinang, Malaysia