Effects of instant coffee containing high levels of chlorogenic acid on the reduction of abdominal fat area in mildly obese men and women: a randomized, double-blind, parallel group comparison trial

Effects of instant coffee containing high levels of chlorogenic acid on the reduction of abdominal fat area in mildly obese men and women: a randomized, double-blind, parallel group comparison trial - Effects of instant coffee containing high levels of chlorogenic acid on the reduction of abdominal fat area

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000036011

Enrollment

150

Registered

2019-03-01

Start date

2014-01-17

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

Observe changes in visceral fat area after consumption of coffee beverage for 12 weeks. Observe changes in visceral fat area after consumption of placebo beverage for 12 weeks.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Healthy adults

Exclusion criteria

Exclusion criteria: Allergy to drugs or food; current disease or history of severe disease related to the liver, kidney, heart, lungs, or digestive system; systolic blood pressure <90 mmHg; heavy drinker or smoker; extremely irregular dietary habits; shift workers; late-night shift workers; and/or those who were deemed unfit to participate by the principal investigator.

Design outcomes

Primary

Measure	Time frame
visceral fat area (VFA)	—

Countries

Japan

Contacts

Public ContactTakuya Watanabe

Kao Corporation Biological Science Research

watanabe.takuya@kao.com+81-3-5630-7268

Outcome results

None listed

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