Probiotics on Immune Function and Intestinal Microbiota in Astronauts Under Closed Microgravity Environment
NCT ID: NCT02618005
Last Updated: 2025-11-25
Study Results
The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.
Basic Information
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COMPLETED
NA
10 participants
INTERVENTIONAL
2015-10-31
2022-04-30
Brief Summary
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Detailed Description
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Conditions
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Study Design
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RANDOMIZED
PARALLEL
BASIC_SCIENCE
NONE
Study Groups
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LcS group
Consuming probiotic capsule
Probiotic capsule
Continuously take five capsules containing freeze-dried LcS on ISS for four weeks, from four weeks before the return (R-4W) to one day before the return (R-1d)
Control group
No interventions assigned to this group
Interventions
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Probiotic capsule
Continuously take five capsules containing freeze-dried LcS on ISS for four weeks, from four weeks before the return (R-4W) to one day before the return (R-1d)
Eligibility Criteria
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Inclusion Criteria
* Individuals who fully understand the study protocol and provide written informed consent for the study participation
Exclusion Criteria
* Individuals who participate in other research that competes with this study in terms of the purpose and field, e.g., study with dietary management or intake of bifidobacteria/lactic acid bacteria, oligosaccharides, antibiotic, laxative, and/or bowel regulating medicine
25 Years
80 Years
ALL
Yes
Sponsors
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Japan Aerospace Exploration Agency
OTHER
Yakult Honsha Co., LTD
INDUSTRY
Responsible Party
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Locations
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Japan Aerospace Exploration Agency
Ibaraki, , Japan
Countries
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Other Identifiers
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Probiotics
Identifier Type: -
Identifier Source: org_study_id
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