# Climate Impact Label Design and Fast-Food Meal Selection

> **NCT06678178** · NA · COMPLETED · sponsor: **Johns Hopkins Bloomberg School of Public Health** · enrollment: 6622 (actual)

## Conditions studied

- Food Selection

## Interventions

- **BEHAVIORAL:** Control (QR) Labels
- **BEHAVIORAL:** Warning High Climate Impact Labels
- **BEHAVIORAL:** Traffic Light Labels
- **BEHAVIORAL:** Climate Grade Labels
- **BEHAVIORAL:** Numeric Carbon Footprint Labels

## Key facts

- **NCT ID:** NCT06678178
- **Lead sponsor:** Johns Hopkins Bloomberg School of Public Health
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2024-12-02
- **Primary completion:** 2024-12-06
- **Final completion:** 2024-12-06
- **Target enrollment:** 6622 (ACTUAL)
- **Last updated:** 2026-01-06

## Collaborators

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## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT06678178

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT06678178, "Climate Impact Label Design and Fast-Food Meal Selection". Retrieved via AI Analytics 2026-06-09 from https://api.ai-analytics.org/clinical/NCT06678178. Licensed CC0.

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