Menu Labels for Food Preferences
What You Need to Know Before You Apply
What is the purpose of this trial?
This trial aims to examine how different environmental labels on fast-food menus influence people's meal choices. Participants will view online menus from burger and sandwich restaurants featuring one of five label types, such as "Low Environmental Harm" or "High Environmental Harm." The study will track how these labels affect the healthiness and environmental friendliness of selected meals. Ideal participants are U.S. residents who belong to the Verasight Panel. As an unphased trial, this study provides a unique opportunity to contribute to understanding how environmental information can promote healthier and more sustainable eating habits.
Do I have to stop taking my current medications for this trial?
The trial does not specify whether you need to stop taking your current medications. It seems unlikely, as the study focuses on menu labels and meal choices.
What prior data suggests that these menu labels are safe for consumer use?
Research has shown that using menu labels to highlight the environmental impact of food choices is generally safe. These labels do not involve drugs or medical procedures, making them non-invasive. Studies have found that climate labels on restaurant menus can encourage people to choose more environmentally friendly and healthier foods. For instance, one study found that labeling burgers with "high climate impact" led to a 23% increase in choosing non-beef options. Another study suggested that traffic-light labels can reduce the selection of meat dishes by 9.2%. These findings indicate that menu labels are well-received and can positively influence food choices without causing harm.12345
Why are researchers excited about this trial?
Researchers are excited about this trial because it explores how different types of menu labels can influence food choices based on their environmental impact. Unlike traditional approaches that focus solely on nutritional information or calorie counts, these labels highlight the ecological consequences of food production, such as the use of cropland, pastureland, and water. By using clear and visually distinct labels—ranging from simple "LOW ENVIRONMENTAL HARM" and "HIGH ENVIRONMENTAL HARM" labels to detailed environmental grades and traffic light systems—this trial aims to see how consumers might change their eating habits when presented with information about the environmental footprint of their food. This could pave the way for more eco-conscious dining decisions, offering a novel method to encourage sustainable eating practices.
What evidence suggests that these menu labels are effective for influencing food choices?
Research has shown that labels about environmental impact can help people make more eco-friendly food choices. In this trial, participants will encounter various labeling strategies. For instance, "Low Environmental Harm" labels may encourage selecting foods that benefit the planet, while "High Environmental Harm" labels might deter choosing less eco-friendly options. The trial also features Traffic Light labels, which use colors to indicate environmental impact, and Environmental Grade labels, which rank items from A to F, aiding consumers in making informed sustainability decisions. Overall, these labels are being tested for their effectiveness in promoting environmentally friendly food choices.678910
Who Is on the Research Team?
Julia Wolfson, PhD MPP
Principal Investigator
Johns Hopkins Bloomberg School of Public Health
Are You a Good Fit for This Trial?
Inclusion Criteria
Exclusion Criteria
Timeline for a Trial Participant
Screening
Participants are screened for eligibility to participate in the trial
Online Experiment
Participants complete a between-subjects online experiment involving hypothetical meal ordering tasks with different labeling conditions.
Post-Order Survey
Participants answer questions about label noticeability, perceptions, and other demographic information after completing the meal ordering task.
Follow-up
Participants are monitored for data analysis and outcome measures such as healthfulness of meal orders and label effectiveness.
What Are the Treatments Tested in This Trial?
Interventions
- Control (QR) Labels
- Environmental Grade Labels
- Environmental Harm Traffic Light Labels
- High Environmental Harm Labels
- Low Environmental Harm Labels
How Is the Trial Designed?
5
Treatment groups
Experimental Treatment
Placebo Group
A green icon-plus-text label that reads "LOW ENVIRONMENTAL HARM" in white text against a green background will be placed on two restaurant menus beneath main menu items that are less harmful to the environment compared to unlabeled main menu items, based on use of cropland, pastureland, and water. Labels will include a white globe icon directly preceding the label text. Explanatory text describing the label's meaning will be displayed at the top of the menu.
A red icon-plus-text label that reads "HIGH ENVIRONMENTAL HARM" in white text against a red background will be placed on two restaurant menus beneath main menu items that are more harmful to the environment compared to unlabeled main menu items, based on use of cropland, pastureland, and water. Labels will include a white globe icon directly preceding the label text. Explanatory text describing the label's meaning will be displayed at the top of the menu.
Traffic Light labels will be placed on two restaurant menus beneath all main menu items. Using estimated cropland, pastureland, and water use, each item will be assigned one of three icon-plus-text labels within this scheme: low-, medium-, or high-impact label. Each will read, "HIGH ENVIRONMENTAL HARM" within a red label, "MED. ENVIRONMENTAL HARM" in a yellow label, and "LOW ENVIRONMENTAL HARM" in a green label. Text for all labels will be written in white, and a white globe icon will precede the text. Explanatory text describing the meaning of the labels will be displayed at the top of the menu.
Environmental Grade labels will be placed on two restaurant menus beneath all main menu items, using estimated cropland, pastureland, and water use to assign one of five icon-plus-text labels which indicate a specific environmental grade (A, B, C, D, and F). All labels are solid black with a white globe icon followed by white text which reads "ENVIRONMENTAL GRADE". On the left side of each label, a grade is displayed, capitalized and in a white font within a solid-colored box. The color of the box corresponds with each letter grade: A = dark green, B = light green, C = yellow, D = orange, F = red. Beneath the letter grade, a gradient of all possible grades is displayed horizontally in smaller font, each grade atop a small solid box in the respective grade color. Explanatory text describing the meaning of the labels will be displayed at the top of the menu.
A black label featuring a QR code and white text that reads "SCAN HERE" will be placed beneath all main menu items on two restaurant menus. Explanatory text describing the label's meaning will be displayed at the top of the menu.
Find a Clinic Near You
Who Is Running the Clinical Trial?
Johns Hopkins Bloomberg School of Public Health
Lead Sponsor
Citations
Effectiveness of the Eco-score food label: An information ...
Results show that the Eco-score enhances accuracy in environmental impact assessment, particularly when respondents are knowledgeable about the Eco-score.
A systematic review on how environmental sustainability ...
A systematic review on how environmental sustainability and social responsibility food labels influence consumers' food choices and purchasing ...
Effects of environmental impact labels on the sustainability of ...
This UK study (N = 1051 participants) investigated the effectiveness of different ecolabels using an experimental online supermarket platform.
(PDF) The Effects of Environmental Sustainability Labels ...
This review assessed the effects of environmental labels on consumers' demand for more sustainable food products.
The Effects of Environmental Sustainability Labels on ... - PMC
This review provides preliminary evidence that ecolabels can promote the selection, purchase and consumption of more sustainable food and drinks. More high ...
The impact of restaurant menu eco labels on consumer meal ...
Climate labels on restaurant menus may help consumers decrease their food-related climate impact and improve meal nutrition given that ...
Environmental and Individual Factors Affecting Menu Labeling ...
This qualitative research study uses focus groups to study individual and environmental factors affecting the usage of these menu labels among low-income, ...
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trial.medpath.com
trial.medpath.com/clinical-trial/76dc241a6c3305be/nct07536126-non-nutrition-menu-labels-food-selections-fast-food-restaurantsTesting Non-Nutrition Menu Labels on Food Selections
The primary objective of this study is to test the relative effects of environmental harm menu label designs on the healthfulness of ...
Menu Labels for Food Choice · Info for Participants
Research shows that menu labels, like those used in this study, are generally safe because they don't involve drugs or physical procedures. These labels provide ...
10.
nesr.usda.gov
nesr.usda.gov/what-relationship-between-knowledge-and-use-food-and-menu-labels-and-measures-dietary-intake-usWhat is the effect of use of food and menu labels ...
Food and menu labels can provide information that improves an individual's food selection and potentially improves body weight outcomes. Research focusing upon ...
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