Basic research on nutritional status, metabolism and physiological functions during exercise (Research on protein intake and glucose metabolism)

Basic research on nutritional status, metabolism and physiological functions during exercise (Changes in urinary C-peptide excretion due to carbohydrate or protein intake) - Changes in urinary C-peptide excretion due to carbohydrate or protein intake

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000048985

Enrollment

Registered

2022-09-22

Start date

2022-09-25

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 person (Adult)

Interventions

water intake (Exp. 1)a, (washout period), glucose solution intake (Exp. 2)b, (washout period), lactose solution intake (Exp. 3)c, (washout period), skim milk solution intake (Exp. 4)d a water 250ml

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Healthy men or women between the ages of 18 to 40

Exclusion criteria

Exclusion criteria: If abnormal findings are found in the medical examination

Design outcomes

Primary

Measure	Time frame
Urinary C-peptide excretion (before (1 hour) and after (4 hours) carbohydrate or protein intake)	—

Secondary

Measure	Time frame
Urinary creatinine excretion, etc. (before (1 hour) and after (4 hours) carbohydrate or protein intake)	—

Countries

Japan

Contacts

Public ContactTetsuo Yamada

Kanto Gakuin University Department of Nutrition and Dietetics, College of Nutrition

tyyamada@kanto-gakuin.ac.jp045-786-7221

Outcome results

None listed

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