Effect of ingestion of eicosapentaenoic acid-rich fish oil on exercise performance in swimming

Effect of ingestion of eicosapentaenoic acid-rich fish oil on exercise performance in swimming - Effect of EPA on exercise performance in swimming

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000016714

Enrollment

Registered

2015-03-10

Start date

2015-02-25

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

Exercise performance

Interventions

Tested material: EPA-rich fish oil Dosage: 4.8g/day Duration: 8weeks Tested material: Corn oil Dosage: 4.8g/day Duration: 8 weeks

Eligibility

Sex/Gender

Male

Inclusion criteria

Inclusion criteria: Swimmers or subjects with swimming experience, Healthy subjects

Exclusion criteria

Exclusion criteria: Subjects scheduled for surgery during this study, Subjects with serious diseases, Subjects with administration of anticoagulants, Subjects with food allergies to fish, Subjects with any reason in the opinion of the lead principal investigator not to take part in this study

Design outcomes

Primary

Measure	Time frame
1. Oxygen uptake 2. Blood lactate concentration	—

Secondary

Measure	Time frame
1. Respiratory quotient 2. Swimming records 3. Blood test (triglyceride , free fatty acids, ketone, glucose, urea nitrogen, creatine kinase, myoglobin,IL-6, TNF-alpha) 4. Body composition (weight, body fat percentage, lean body mass) 5. Thermography before and after swimming 6. Visual analog scale for fatigue	—

Countries

Japan

Contacts

Public ContactShigehiro Takahashi

Chukyo University School of Health and Sport Science

stakahas@cnc.chukyo-u.ac.jp0565-46-6567

Outcome results

None listed

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