A clinical trial about improvement effect of black ginger extract supplementation on physical fitness and fatigue

A clinical trial about improvement effect of black ginger extract supplementation on physical fitness and fatigue - A clinical trial about improvement effect of black ginger extract supplementation on physical fitness and fatigue

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000021051

Enrollment

Registered

2016-03-01

Start date

2015-10-05

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 subject

Interventions

100mg/day black ginger extract supplementation (4 weeks), washout(3 weeks), 100mg/day placebo supplementation (4 weeks) 100mg/day placebo supplementation (4 weeks), washout(3 weeks), 100mg/day black g

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Healthy subjects, male and female aged from 20 to 65 years old

Exclusion criteria

Exclusion criteria: 1) Subjects in medication, or who have anamnesis with serious disease that require medication 2) Subjects with chronic disease of asthma 3) Subjects who are allergic to the test sample

Design outcomes

Primary

Measure	Time frame
Hand grip test, 30-second chair stand test, 5 m tandem walking test and cycle ergometer test, inquiry for fatigue(VAS) and inquiry related to Chronic Fatigue Syndrome before and after ingestion (4 weeks)	—

Secondary

Measure	Time frame
Blood test	—

Countries

Japan

Contacts

Public ContactKazuya Toda

ORYZA OIL & FAT CHEMICAL CO., LTD. Food Development Dept. R & D Center

kaihatsu@mri.biglobe.ne.jp0586865141

Outcome results

None listed

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