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A study to evaluate the effect of intake of Watanabe Oyster DHMBA Jelly on the status of stress, fatigue and sleep in adult workers.

A study to evaluate the effect of intake of Watanabe Oyster DHMBA Jelly on the status of stress, fatigue and sleep in adult workers. - A study to evaluate the effect of intake of Watanabe Oyster DHMBA Jelly on the status of stress, fatigue and sleep.

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000027330
Enrollment
80
Registered
2017-05-12
Start date
2017-05-13
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

None

Interventions

Sponsors

TTC Co., Ltd.
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: (1) Male and female workers from 30 to 60 years old. (2) POMS-S FI T score is 50 and more, and VA T score is 50 and less.

Exclusion criteria

Exclusion criteria: (1) Subjects who routinely use food or medicine containing of DHMBA or oyster meat extract. (2) Subjects who perform an act for the improvement of the fatigue, the quality of the sleep and stress. (3) Subjects who wake after sleep onset for nocturia. (4) Night and day shift worker or manual laborer. (5) Subjects who have a disease on treatment or are judged to that medical treatment are necessary by the doctor. (6) Subjects who are under treatment or a history of sleep apnea syndrome or are strongly suspected of having sleep apnea syndrome. (7) Subjects diagnosed with chronic fatigue syndrome. (8) Subjects who were under treatment or have a history of serious diseases (e.g., diabetes, liver disease, kidney disease, or heart disease). (9) Subjects who are judged as unsuitable for the study based on the results of lifestyle questionnaire and other questionnaires. (10) Those who can not carry out the procedures of various tests to be carried out during this study. (11) Subjects having possibilities for emerging allergy related to the study. (12) Subjects who are judged as unsuitable for the study based on the results of clinical and physical examination on preliminary examination. (13) Subjects who have participated in other clinical study within the last one month prior to the current study or are planned to participate in other clinical study after informed consent for the current study. (14) Subjects who are planned to become pregnant after informed consent for the current study or are pregnant or lactating. (15) Subjects who are judged as unsuitable for the study by the investigator for other reason.

Design outcomes

Primary

MeasureTime frame
POMS-S, OSA sleep inventory MA version

Countries

Japan

Contacts

Public ContactShingo Yamamichi

TTC Co.,Ltd Clinical Research Planning Department

s.yamamichi@ttc-tokyo.co.jp03-5459-5329

Outcome results

None listed

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