Research on protein digestion and absorption in original varieties rice for kidney disease

The effect of the digestible protein-restricted rice intake on the protein digestion and absorption in healthy subjects: A Randomized Controlled Trials - The effect of the digestible protein-restricted rice intake on the protein digestion and absorption: A Randomized Controlled Trials

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000046788

Enrollment

Registered

2022-02-14

Start date

2022-02-14

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

Between day 1 and day 3, the participants consume low-protein rice for every meal. Between day 4 and day 6, the participants consume the original variety of rice for kidney disease for every meal. Bet

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: - The persons who can eat the provided meals for every meal during the study period. - Body mass index is between 18.5 kg/m2 and 30 kg/m2.

Exclusion criteria

Exclusion criteria: - Pregnant or lactating women. - The persons who are unsuited to participate in the study. - The person who have food allergies. - The persons who are undergoing treatment for malignant neoplasm, ischemic heart disease, cerebrovascular disease, renal failure, dementia, or severe digestive system disease at the time of the study.

Design outcomes

Primary

Measure	Time frame
Protein intake (absorption) estimated by 24-hour urine collection during the intervention period (3 days).	—

Countries

Japan

Contacts

Public ContactKoutatsu Maruyama

Ehime University Department of Bioscience, Graduate School of Agriculture

maruyama.kotatsu.rt@ehime-u.ac.jp089-946-9960

Outcome results

None listed

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