Study to Confirm the Effects of a Single Intake of Amino Acid-Containing Foods on Fatigue and Mood -a placebo-controlled, randomized, parallel-group, double-blind study.-

Study to Confirm the Effects of a Single Intake of Amino Acid-Containing Foods on Fatigue and Mood -a placebo-controlled, randomized, parallel-group, double-blind study.- - Study to Confirm the Effects of a Single Intake of Amino Acid-Containing Foods on Fatigue and Mood -a placebo-controlled, randomized, parallel-group, double-blind study.-

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000055719

Enrollment

100

Registered

2024-10-03

Start date

2024-10-14

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 listed

Interventions

Single intake of test food Single intake of placebo (control food)

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1) Men and women who are between 30 and 60 years of age at the time consent is obtained and who experience fatigue and sleep deprivation on a daily basis. 2) Those who can make self-judgment and are voluntarily giving written informed consent.

Exclusion criteria

Exclusion criteria: 1) Currently undergoing treatment with some kind of drug or herbal medicine. 2) Currently taking supplements or health foods related to relieving fatigue and improving sleep, or who cannot withdraw these during the study period. 3) Consume bluefish on a daily basis at least twice a week. 4) Has a significant chronic disease or is in the process of treating a disease. 5) BMI greater than 30 kg/m2 at the time of SCR inspection. 6) Have a smoking habit, and less than 1 year after quitting smoking. 7) Have unstable lifestyles such as shift workers, and night shifts. 8) Participating or intends to participate in a study involving the ingestion of other foods, the use of drugs, or the application of cosmetics or drugs. 9) Had a death of a relative, pet, etc. within the past 3 months. 10) Current or history of food allergy. 11) Has menopausal symptoms, premenstrual syndrome or severe premenstrual dysphoric mood disorder. 12) Perceived that he/she is good at or likes to do calculations and mental arithmetic. 13) Has had a vasovagal reflex in the past. 14) Currently pregnant or lactating, and hoping to become pregnant during the study period. 15) Judged by the principal investigator to be inappropriate as research subjects.

Design outcomes

Primary

Measure	Time frame
POMS 2 short version	—

Secondary

Measure	Time frame
VAS Cognitive function (Cognitrax performance, number of responses and percentage of correct responses to Uchida-Klepelin test)	—

Countries

Japan

Contacts

Public ContactMasatsugu Shimomasuda

Ajinomoto Co., Inc. Research Institute for Bioscience Products and Fine Chemicals

masatsugu.shimomasud.3de@asv.ajinomoto.com080-2427-6713

Outcome results