Effect of oral lactoferrin on psychological stress in humans: a randomized double-blind placebo-controlled cross-over trial

Effect of oral lactoferrin on psychological stress in humans: a randomized double-blind placebo-controlled cross-over trial - Effect of oral lactoferrin on psychological stress

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000031319

Enrollment

Registered

2018-02-16

Start date

2015-09-01

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 adults

Interventions

Lactoferrin (800 mg) in 150 ml of soymilk, single administration 150 ml of soymilk, single administration

Eligibility

Sex/Gender

Female

Inclusion criteria

Inclusion criteria: Subjects who was given explanation of this study, understood and agreed to its objective, and gave informed consent on a voluntary basis.

Exclusion criteria

Exclusion criteria: (1) Subjects who are prescribed drug. (2) Subject who suffers or suffered from serious cardiovascular, hepatic, renal, respiratory, endocrine, metabolic disorder. (3) Subject who experienced chest pain or syncope. (4) Subject who has allergy to test food. (5) Subject who donated whole blood ,200ml within 1 month or 400ml within 3 month, before entry. (6) Smokers (7) Subjects who participate in other clinical trials within the last 3 month before entry. (8) Subjects diagnosed as impaired glucose tolerance in the past year (9) Subjects who are not eligible due to physician's judgment.

Design outcomes

Primary

Measure	Time frame
Autonomic nervous activity	—

Countries

Japan

Contacts

Public ContactYoshio Suzuki

Juntendo University Graduate School of Health and Sports Science

yssuzuki@juntendo.ac.jp+81-476-98-1001

Outcome results

None listed

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