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A Study on How Functional Cookies Made with Rice Bran and Okara Affect Postprandial Blood Glucose Levels

Effect of Functional Cookies Containing Rice Bran and Okara on Postprandial Glycemic Response in Healthy Adults: A Randomized Crossover Study - ROG Trial

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000061296
Enrollment
11
Registered
2026-04-17
Start date
2025-07-19
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

Adult

Interventions

Participants consume butter cookies (Sample A), standardized to provide 50 g of carbohydrates, followed by continuous glucose monitoring for 3 hours. Participants consume rice bran cookies (Sample B),

Sponsors

Sugiyama Jogakuen University
Lead Sponsor

Eligibility

Sex/Gender
Female

Inclusion criteria

Inclusion criteria: Healthy young adult women Aged approximately 18 to 25 years Individuals who receive a full explanation of the study and provide written informed consent Individuals who are able to wear a continuous glucose monitoring device and ingest the test cookies and sucrose solution without difficulty

Exclusion criteria

Exclusion criteria: Individuals with a history of diabetes, impaired glucose tolerance, or endocrine disorders Individuals taking medications that may affect glucose metabolism Individuals with food allergies to wheat, milk, eggs, soy, rice bran, okara, or related ingredients Pregnant women or those who may be pregnant Individuals deemed inappropriate for participation by the principal investigator

Design outcomes

Primary

MeasureTime frame
Change in postprandial blood glucose levels Incremental Area under the glucose curve (IAUC) from 0 to 180 min

Secondary

MeasureTime frame
Sensory evaluation scores (palatability comparison among samples A, B, and C) Characteristics of glucose fluctuation patterns (rate of rise and decline) Stability of blood glucose levels (glucose variability) Insights into differences in glucose absorption related to dietary fiber type and food structure

Countries

Japan

Contacts

Public ContactMAIKO KATO

Sugiyama Jogakuen University School of Life Studies

maiko-k@sugiyama-u.ac.jp0527814518

Outcome results

None listed

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