Effects of rice protein hydrolysate on motivation and biomarkers in healthy adults

A study for effects on motivation and biomarkers of food containing rice protein hydrolysate intake in healthy adult males and females who are concerned about a decrease in motivation in daily life - A study for effects on motivation and biomarkers of food containing rice protein hydrolysate intake in healthy adult males and females who are concerned about a decrease in motivation in daily life

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000041724

Enrollment

Registered

2021-11-26

Start date

2020-09-09

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 adult

Interventions

Intake of low-dose food containing rice protein hydrolysate for 2 weeks and single ingestion Intake of high-dose food containing rice protein hydrolysate for 2 weeks and single ingestion Intake of pla

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: (1) Healthy males and females from 20 to 64 years of age (2) Subjects who are aware of a decline of motivation 1. Subjects who feel exhausted, tired, bushed, bored frequently 2. Subjects who feel energetic, active, lively, motivated rarely (3) Subjects who correspond to (2) take POMS2-AS. As a result, POMS2-AS FI score is 50 and more, and VA T score is 50 and less

Exclusion criteria

Exclusion criteria: (1) Subjects who regularly go to mental hospital or fill the standard of Major Depressive Episode (2) Subjects who are midnight workers, or sleep between 6 a.m. and 10 a.m. and wake up between 6 p.m. and 8 p.m. at least once a week (3) Subjects who drink an energy drink at least once a week (4) Subjects who perform an act for the improvement of the fatigue, the quality of the sleep and stress (5) Subjects who are under treatment or a history of sleep apnea syndrome (6) Subjects having allergy or having had allergic reaction (7) Subjects having a disease regularly requiring treatment or a history of malignancy which needed taking a medicine regularly except judged as remission (8) Subjects who are judged that the results of clinical and physical examination on preliminary examination are more than decision criteria D laid down by Japan Society of Ningen Dock (9) Subjects who are participated in other clinical study (10) Subjects who intend to become pregnant or lactating (11) Subjects who are judged as difficult to carry out the procedures of various tests and to obey the restrictions

Design outcomes

Primary

Measure	Time frame
Mood scale (POMS2-AS scores, Euthymia scale)	—

Secondary

Measure	Time frame
OSA-MA, STAI-JYZ	—

Countries

Japan

Contacts

Public ContactYoshimi Bansho

TTC Co., Ltd. Clinical Research Planning Department

y.bansho@ttc-tokyo.co.jp03-5459-5329

Outcome results

None listed

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