Chrono-nutritional intervention using a food-log based health App

Chrono-nutritional intervention using a food-log based health App - Chrono-nutritional intervention using a food-log based health App

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000043055

Enrollment

1000

Registered

2021-01-24

Start date

2021-01-25

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 subjects

Interventions

For the intervention, users of this App are asked those 4 contents during the next 1 month. 1. reduce the duration of food intake to less than 12 hours. 2. reduce carbohydrates intake at dinner. 3.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: We divided two groups randomly at first, then the half of users are asked to join the intervention group, and another half are asked to join the control group.

Exclusion criteria

Exclusion criteria: Subjects who drop out to use this App or record logs for less than 3 days/week.

Design outcomes

Primary

Measure	Time frame
Food log, sleep parameters, physical activity, personality, depression score, health score, bodyweight, BMI, body fat percentage, step counts	—

Countries

Japan

Contacts

Public ContactYu Tahara

Waseda University Faculty of Science and Engineering

yutahara0829@gmail.com03-5369-7318

Outcome results

None listed

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