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NCT05842460
Testing "Ultraprocessed" Front-of-package Label Among Brazilian Consumers
NA trial testing Nutrient warning labels in Dietary Exposure in 1,007 participants. Completed in 28 June 2023.
28 June 2023
Quick facts
| Lead sponsor | University of North Carolina, Chapel Hill |
|---|---|
| Phase | NA |
| Status | Completed |
| Study type | INTERVENTIONAL |
| Allocation | randomized |
| Design | parallel |
| Masking | none |
| Primary purpose | prevention |
| Enrollment | 1,007 |
| Start date | 24 May 2023 |
| Primary completion | 28 June 2023 |
| Estimated completion | 28 June 2023 |
| Sites | 1 location across United States |
Drugs / interventions tested
- Nutrient warning labels
- Nutrient and ultraprocessed warning labels
Conditions studied
- Dietary Exposure — all drugs for Dietary Exposure →
Sponsor
University of North Carolina, Chapel Hill
Who can join
18 and older, any sex, with Dietary Exposure. Patients with the condition only — healthy volunteers not accepted.
Sponsor's own description
The goal of this experiment is to test the effects an "ultraprocessed" warning label on foods and beverages among Brazilian consumers. The main questions it aims to answer are: * Do "ultraprocessed" warnings affect Brazilian consumers' intention to purchase products? * Do "ultraprocessed" warnings affect Brazilian consumers' product perceptions? Participants will see images of four products carrying either nutrient warning labels (which are currently mandatory in Brazil) or nutrient warning labels alongside an experimental warning label informing that the product is ultraprocessed. Participants will then answer survey questions about each product. Researchers will compare responses between both arms to determine if the "ultraprocessed" warning significantly changes the effect of nutrient warnings.
Publications & conference data
1 peer-reviewed publication reference this trial (live from Europe PMC):
-
"Warning: ultra-processed": an online experiment examining the impact of ultra-processed warning labels on consumers' product perceptions and behavioral intentions.
D'Angelo Campos A, Ng SW, Duran AC, Khandpur N, et al · · 2024 · cited 5× · PMID 39385224 · DOI 10.1186/s12966-024-01664-w
Verify or expand the search:
- PubMed search for NCT05842460
- Europe PMC full search
- ASCO Meeting Library
- ESMO Meeting Library
- bioRxiv preprints
- medRxiv preprints
- Google Scholar
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Other University of North Carolina, Chapel Hill trials
Trials by the same sponsor.
- NCT06841913 — Woodsmoke Exposure, Influenza Infection, and Nasal Immunity · Phase 4 · suspended
- NCT07383428 — The INICIO-Guatemala Study · NA · not yet recruiting
- NCT07528443 — Ultraprocessed Foods in Colombia · NA · not yet recruiting
- NCT07507370 — CARED : A Novel Rapid Treatment Paradigm for Depression · NA · not yet recruiting
- NCT07534254 — Piloting a Generative Artificial Intelligence Chatbot in a Mobile Weight Loss Program · NA · recruiting
Verify against primary sources
- ClinicalTrials.gov — authoritative US registry record
- WHO ICTRP — international registry index
- EU Clinical Trials Register
- Sponsor press releases (Google)
- Trial protocol + status: ClinicalTrials.gov NCT05842460 (US National Library of Medicine, public domain)
- Publications: Europe PMC API search by NCT ID, retrieved 10 June 2026
- Drug + disease cross-links: matched in real time against Drug Landscape's normalised drug + company + condition tables
- Sponsor: as reported to ClinicalTrials.gov by University of North Carolina, Chapel Hill
- Last refreshed: 14 August 2023
Drug Landscape aggregates and links these public records for informational use only. Always verify against the primary source before clinical or regulatory decisions. Canonical URL: https://druglandscape.com/trial/NCT05842460.
Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing