Examining the impact of dietary supplement video advertising on beliefs and behaviors

Examining the impact of dietary supplement video advertising on beliefs and behaviors - Examining the impact of dietary supplement video advertising on beliefs and behaviors

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000045393

Enrollment

788

Registered

2021-09-06

Start date

2021-09-07

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

video ads

Interventions

Video advertisements for dietary supplements Videos about food

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Wanting to maintain or lose weight.

Exclusion criteria

Exclusion criteria: Working in the food manufacturing or advertising industries

Design outcomes

Primary

Measure	Time frame
beliefs	—

Secondary

Measure	Time frame
Behavioral intention, Energy content of the selected meal	—

Countries

Japan

Contacts

Public ContactReina Ie

School of Public Health, The University of Tokyo Department of Health Communication

reinaie-tky@umin.ac.jp03-5800-8781

Outcome results

None listed

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