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A randomized, double-blind, placebo-controlled, parallel-group comparative study to examine the effect of test food intake on heat acclimation

A randomized, double-blind, placebo-controlled, parallel-group comparative study to examine the effect of test food intake on heat acclimation - The effect of test food on heat acclimation

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000060200
Enrollment
32
Registered
2025-12-25
Start date
2025-10-22
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

Intake of test food for two weeks Intake of placebo for two weeks

Sponsors

Osaka Metropolitan University
Lead Sponsor

Eligibility

Sex/Gender
Male

Inclusion criteria

Inclusion criteria: 1. Healthy individuals 2. Males 3. Individuals aged 45 to 64 years at the time of consent 4. Individuals who have not participated in a regular exercise training program within the two years prior to the start of the study 5. Individuals who are able to participate in the study as specified, including exercise, hot baths, and blood sampling at the research facility 6. Individuals who have received a thorough explanation of the study and, after fully understanding it, have given their voluntary written consent

Exclusion criteria

Exclusion criteria: 1. Smokers 2. Obese individuals (body mass index 30 kg/m2 or higher) 3. Individuals with abnormalities requiring exercise restriction in a health checkup within the past year 4. Individuals who have been advised by a doctor not to engage in strenuous exercise 5. Individuals with allergies to test foods (soy or milk) 6. Individuals deemed inappropriate for participation by the research co-investigator (physician) 7. Individuals who answer "yes" to at least one of the seven questions on the physical activity risk screening sheet

Design outcomes

Primary

MeasureTime frame
Results of the heat tolerance test (degree of increase in core temperature), blood volume, and blood albumin content.

Countries

Japan

Contacts

Public ContactKazunobu Okazaki

Osaka Metropolitan University Center for Health Science Innovation

gr-knky-chsi@omu.ac.jp06-6605-2905

Outcome results

None listed

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