Front-of-package Marketing on Fruit Drinks: Online RCT

NCT04811690 | Completed

• 1 other identifier: 76336
• Study Type: interventional
• Target: 5,028
• Locations: 1 country
• Sites: 1

Brief Summary

This study will test the independent and combined effects of front-of-package claims, imagery, nutrition disclosures, and added sugar warning labels on parents' purchases and perceptions of beverages for their children.

Conditions

Consumer Behavior; Consumer Preference

Outcome Measures

Primary Outcomes (2)

• Calories in beverage chosen in online store task

  Calories in beverage chosen in online store task

  through study completion, an average of 15 minutes

• Added sugar content (grams) of beverage chosen in online store task

  Added sugar content (grams) of beverage chosen in online store task

  through study completion, an average of 15 minutes

Secondary Outcomes (4)

• Percentage of participants that chose a drink high in added sugars in online store task

  through study completion, an average of 15 minutes

• Percentage of participants that chose each drink category in online store task

  through study completion, an average of 15 minutes

• Fruit drink perceptions: likelihood to purchase for child, how healthy for child, how appealing to child, disease risk perceptions for child

  through study completion, an average of 15 minutes

• Knowledge of juice and added sugar content in beverage

  through study completion, an average of 15 minutes

Study Arms (7)

claim and imagery

EXPERIMENTAL

control condition (status quo) showing a front-of-package (FOP) vitamin C claim and fruit imagery on all fruit-flavored drinks.

Behavioral: front-of-package modification

imagery only

EXPERIMENTAL

FOP fruit imagery on all fruit-flavored drinks, no vitamin C claim on drinks high in added sugars (\>=20 %DV)

Behavioral: front-of-package modification

claim only

EXPERIMENTAL

FOP vitamin C claim on all fruit-flavored drinks, no fruit imagery on drinks high in added sugars

Behavioral: front-of-package modification

no claim or imagery

EXPERIMENTAL

No FOP vitamin C claim or fruit imagery on drinks high in added sugars

Behavioral: front-of-package modification

claim, imagery, and % juice disclosure

EXPERIMENTAL

FOP fruit imagery, vitamin C claim, and % juice disclosure on all fruit-flavored drinks

Behavioral: front-of-package modification

claim, imagery, and added sugar warning

EXPERIMENTAL

FOP fruit imagery and vitamin C claim on all fruit-flavored drinks; added sugar warning on drinks high in added sugar

Behavioral: front-of-package modification

claim, imagery, and added sugar warning with teaspoons of added sugar disclosure

EXPERIMENTAL

FOP fruit imagery and vitamin C claim on all fruit-flavored drinks; added sugar warning with teaspoons of added sugar disclosure on drinks high in added sugar

Behavioral: front-of-package modification

Interventions

front-of-package modification BEHAVIORAL

testing front-of-package changes to claims, imagery, disclosures, and added sugar warning labels on fruit-flavored drinks

claim and imagery; claim only; claim, imagery, and % juice disclosure; claim, imagery, and added sugar warning; claim, imagery, and added sugar warning with teaspoons of added sugar disclosure; imagery only; no claim or imagery

Eligibility Criteria

• Age: 18 Years+
• Sex: all
• Healthy Volunteers: Yes
• Age Groups: Adult (18-64), Older Adult (65+)

You may qualify if:

• Primary caregiver of a child 0-5 years old
• \>= 18 years old
• U.S. citizen

You may not qualify if:

• Participants who complete the survey in less than 1/3 of the median completion time
• Observations from duplicate IP addresses (keep first observation that is unique)
• Participants who answer data integrity check incorrectly

Sponsors & Collaborators

• Harvard School of Public Health (HSPH): lead
• Robert Wood Johnson Foundation: collaborator

Study Sites (1)

Online Recruitment, run via Harvard T.H. Chan School of Public Health

Boston, Massachusetts, 02115, United States

Location

Related Publications (1)

• Musicus AA, Roberto CA, Moran AJ, Sorscher S, Greenthal E, Rimm EB. Effect of Front-of-Package Information, Fruit Imagery, and High-Added Sugar Warning Labels on Parent Beverage Choices for Children: A Randomized Clinical Trial. JAMA Netw Open. 2022 Oct 3;5(10):e2236384. doi: 10.1001/jamanetworkopen.2022.36384.

  PMID: 36227595 DERIVED

MeSH Terms

Conditions

Consumer Behavior

Condition Hierarchy (Ancestors)

Behavior

Study Officials

• Eric Rimm, ScD

  Harvard School of Public Health (HSPH)

  PRINCIPAL INVESTIGATOR

Study Design

• Study Type: interventional
• Phase: not applicable
• Allocation: RANDOMIZED
• Masking: SINGLE
• Who Masked: PARTICIPANT
• Purpose: PREVENTION
• Intervention Model: PARALLEL
• Sponsor Type: OTHER
• Responsible Party: PRINCIPAL INVESTIGATOR
• PI Title: Professor of Nutrition and Epidemiology

Study Record Dates

• First Submitted: March 18, 2021
• First Posted: March 23, 2021
• Study Start: May 19, 2021
• Primary Completion: July 21, 2021
• Study Completion: July 21, 2021
• Last Updated: July 28, 2021

Record last verified: 2021-07

Data Sharing

• IPD Sharing: Will not share

Locations

US (1)