Skip to content

Effects of a dairy ingredient on immune indices in healthy subjects: a randomized, double-blind, placebo-controlled trial.

Effects of a dairy ingredient on immune indices in healthy subjects: a randomized, double-blind, placebo-controlled trial. - Effects of a dairy ingredient on immune indices in healthy subjects

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000050145
Enrollment
300
Registered
2023-01-26
Start date
2023-01-26
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 (Healthy subjects)

Interventions

Sponsors

Tamagawa University
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1) Subjects aged 18 or over to under the age of 65.

Exclusion criteria

Exclusion criteria: 1)Subjects who regularly consume foods containing a dairy ingredient to be evaluated. 2)Subject who plans or wish to get vaccinated or donate blood during the test period. 3)Extremely heavy drinkers (more than 60g/day of alcohol). 4)Subjects who can not sleep at night due to irregular work or other reasons. 5)Subjects who take medicines or functional foods during the pre-test period, which might affect their immune function and/or subjective symptoms. 6)Subjects who can not stop taking medicines or functional foods during the test period, which might affect their immune function and/or subjective symptoms. 7)Subjects who have serious disease in the liver, kidney heart, lung, gastrointestinal tract, blood, endocrine system, or metabolic system etc. Or those who have serious medical history of these. 8)Subjects having chronic disorders. 9)Subjects who are positive in the pathogen test. 10)Subjects who need the application of medicine. 11)Subjects having a milk allergy. 12)Subjects who have medical history of drug allergy or severe food ones. 13)Subjects who are pregnant or under lactation, or who is expected to be pregnant during the study. 14)Subjects who donated 400 mL of their blood within 12 weeks before the beginning of test-food intakes, or not less than 200 mL of their blood during the pre-test period. 15)Others who have been determined as ineligible for the research subject of this study, judging from the principal researcher/doctor's opinions on the findings of their background, physical observations, medical checkup, physical examination, and so on.

Design outcomes

Primary

MeasureTime frame
Immune indices

Secondary

MeasureTime frame
Subjective symptoms

Countries

Japan

Contacts

Public ContactShinichi Tomita

Tamagawa University Department of Advanced Food Sciences, College of Agriculture

shinichi@agr.tamagawa.ac.jp042-739-8267

Outcome results

None listed

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