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A study to evaluate the effects of lactic acid bacteria on menstrual symptoms

A study to evaluate the effects of lactic acid bacteria on menstrual symptoms - A study to evaluate the effects of lactic acid bacteria on menstrual symptoms

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000044933
Enrollment
80
Registered
2021-07-24
Start date
2021-07-25
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Healthy volunteers

Interventions

Intake of test food for 3 menstrual cycles (11-13 weeks) Intake of placebo for 3 menstrual cycles (11-13 weeks)

Sponsors

Soiken Inc.
Lead Sponsor

Eligibility

Sex/Gender
Female

Inclusion criteria

Inclusion criteria: 1. Healthy adult females whose age of 25 years or more and less than 40 years (at the time of informed consent) 2. Subjects with 25 to 38 days menstrual cycle in the latest 6 menstruations and the menstrual duration is 3 to 7 days 3. Subjects with some menstrual symptoms before and during menstruation 4. Subjects receiving a sufficient briefing of the objective and content of the present study, fully understanding and agreeing to voluntarily participate in the present study and being able to sign a written informed consent

Exclusion criteria

Exclusion criteria: 1. Subjects who are pregnant or lactating, or intending to become pregnant during the study 2. Subjects who have histories of gynecologic disorder or have gynecologic disorder 3. Subjects with food allergies 4. Subjects who have diarrhea by intake of dairy products 5. Subjects who take regularly pharmaceuticals (including Chinese medicine and pill) or supplements which have the possibility to affect the results of the present study from 2 months before the time of informed consent to the day of informed consent 6. Subjects who take foods or drinks containing lactic acid bacteria (e.g. yoghurt) which have the possibility to affect the results of the present study 4 days or more a week 7. Subjects who had participated in other pharmaceutical or food clinical studies from 1 month before the time of informed consent to the day of informed consent 8. Subjects who often take analgesics for prophylactic purposes before having menstrual pain 9. Subjects whose MDQ score after menstruation is 1 or more points higher compared to the score of before or during menstruation at the first screening 10. Subjects with severe menstrual symptoms unable to be controlled by OTC analgesics 11. Subjects classified as psychosomatic (Type IV) by CMI health questionnaire 12. Subjects with a score of 20 or more for the stress score by Stress Check List 13. Subjects deemed unsuitable for the present study by the investigator

Design outcomes

Primary

MeasureTime frame
MDQ (Menstrual Distress Questionnaire) score

Secondary

MeasureTime frame
VAS (Visual Analogue Scale) SF-36 (Medical Outcomes Study 36-Item Short-Form Health Survey) score Number of analgesic use

Countries

Japan

Contacts

Public ContactTomohiro Sugino

Soiken Inc. R&D Division

sugino@soiken.com06-6871-8888

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026