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Impact of Healthier Choice Front-of-Pack Nutrition Labeling on Consumer Purchasing Intentions among Thai Adults

Impacts of Thailand Healthier Choice Front-of-Pack Nutrition Labeling on Consumer Purchasing Intentions: A Randomized Experiment in Thai Adults

Status
Active, not recruiting
Phases
Phase 2Phase 3
Study type
Interventional
Source
TCTR
Registry ID
TCTR20250310006
Enrollment
453
Registered
2025-03-10
Start date
2024-10-30
Completion date
Unknown
Last updated
2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Healthy participants must be adults, aged 18 years or older Healthy Volunteer

Interventions

Participants in this group will complete their online shopping tasks on a platform where all products are labeled exclusively with Back-of-Pack (BOP) Nutrition Information Pannel (NIP) and Guideline D
No THCL logo,THCL logo,THCL logo + Communication

Sponsors

Thai Health Promotion Foundation
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: (1) Participants must be adults, aged 18 years or older; (2) They must engage in grocery shopping for their households at least twice per month; (3) They should regularly consume at least one of the 9 potential THCL food groups available on the shopping site

Exclusion criteria

Exclusion criteria: (1) Participants are not pregnant women; (2) Participants employed in professions directly linked to marketing or the food and beverage industry

Design outcomes

Primary

MeasureTime frame
The nutritional quality of food items in the shopping cart At the check-out point Total scores are assessed using the Nutri-Score algorithm

Secondary

MeasureTime frame
The number (proportion) of food products labeled with the THCL logo At the check-out point Number of products are directly observed and manually counted,Energy and nutrition composition of food items in the shopping cart At the check-out point Energy density and nutritional composition of the food items are obtained from the Nutrition Information Panel (NIP) and calculated manually

Countries

Thailand

Contacts

Public ContactWantanee Kriengsinyos

Institute of Nutrition, Mahidol University

wantanee.krieng@mahidol.ac.th028002380

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 10, 2026