The study on health benefit of the Japanese diet

The study on health benefit of the Japanese diet - The study on health benefit of the Japanese diet

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000035814

Enrollment

230

Registered

2019-02-08

Start date

2019-02-25

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 aduits

Interventions

Subjects receive the nutritional guidance of characteristics of the 1975 Japanese diet and continue eating along the guidance for one year. Subjects receive general nutritional guidance and continued

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1) Aged 50-75 years at informed consent 2) Body-mass index (BMI) 18.5-30 kg/m2 3) Obtained written informed consent from the subjects for the study participation

Exclusion criteria

Exclusion criteria: 1) Pregnancy, nursing or planning to become pregnant during the study (female only) 2) Any other significant medical conditions 3) Uncontrolled metabolic syndrome 4) Severe allergies 5) Participation in other clinical trials at enrollment 6) Any other considered by a study physician to be inappropriate for inclusion

Design outcomes

Primary

Measure	Time frame
Blood inflammation parameters (CRP)(Measured 0, 6, 12 months after the start of the test)	—

Secondary

Measure	Time frame
/Body weight, body mass index, visceral fat mass /Hematological and biochemical evaluation by blood examination, bioactive molecules /Intestinal bacteria /Aging marker (G-tail telomere) /Stress Quality-related Questionnaire and measurement Items	—

Countries

Japan

Contacts

Public ContactTsuyoshi Tsuduki

Tohoku University Graduate School of Agricultural Science

tsudukit@tohoku.ac.jp022-757-4392

Outcome results

None listed

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