12,400
Participants
Start Date
October 31, 2025
Primary Completion Date
November 30, 2025
Study Completion Date
November 30, 2025
Ultra-Processed, Red, Icon-plus-text Labels
Participants will view a fast-food restaurant menu excerpt. Each menu item will be displayed with an image of the item, name, price, and total calories. The Ultra-Processed, Red, Icon-plus-text labels will be displayed next to items that are ultra-processed. Participants will view the menu and then the label in isolation and then be asked about a hypothetical intention to purchase a menu item with the label.
Contains Food Additives, Red, Icon-plus-text Labels
Participants will view a fast-food restaurant menu excerpt. Each menu item will be displayed with an image of the item, name, price, and total calories. The Contains Food Additives, Red, Icon-plus-text labels will be displayed next to items that are ultra-processed. Participants will view the menu and then the label in isolation and then be asked about a hypothetical intention to purchase a menu item with the label.
Warning Ultra-Processed, Red, Icon-plus-text Labels
Participants will view a fast-food restaurant menu excerpt. Each menu item will be displayed with an image of the item, name, price, and total calories. The Warning Ultra-Processed, Red, Icon-plus-text labels will be displayed next to items that are ultra-processed. Participants will view the menu and then the label in isolation and then be asked about a hypothetical intention to purchase a menu item with the label.
Warning UPF, Red, Icon-plus-text Labels
Participants will view a fast-food restaurant menu excerpt. Each menu item will be displayed with an image of the item, name, price, and total calories. The Warning UPF, Red, Icon-plus-text labels will be displayed next to items that are ultra-processed. Participants will view the menu and then the label in isolation and then be asked about a hypothetical intention to purchase a menu item with the label.
Ultra-Processed, Yellow, Icon-plus-text Labels
Participants will view a fast-food restaurant menu excerpt. Each menu item will be displayed with an image of the item, name, price, and total calories. The Ultra-Processed, Yellow, Icon-plus-text labels will be displayed next to items that are ultra-processed. Participants will view the menu and then the label in isolation and then be asked about a hypothetical intention to purchase a menu item with the label.
Contains Food Additives, Yellow, Icon-plus-text Labels
Participants will view a fast-food restaurant menu excerpt. Each menu item will be displayed with an image of the item, name, price, and total calories. The Contains Food Additives, Yellow, Icon-plus-text labels will be displayed next to items that are ultra-processed. Participants will view the menu and then the label in isolation and then be asked about a hypothetical intention to purchase a menu item with the label.
Warning Ultra-Processed, Yellow, Icon-plus-text Labels
Participants will view a fast-food restaurant menu excerpt. Each menu item will be displayed with an image of the item, name, price, and total calories. The Warning Ultra-Processed, Yellow, Icon-plus-text labels will be displayed next to items that are ultra-processed. Participants will view the menu and then the label in isolation and then be asked about a hypothetical intention to purchase a menu item with the label.
Warning UPF, Yellow, Icon-plus-text Labels
Participants will view a fast-food restaurant menu excerpt. Each menu item will be displayed with an image of the item, name, price, and total calories. The Warning UPF, Yellow, Icon-plus-text labels will be displayed next to items that are ultra-processed. Participants will view the menu and then the label in isolation and then be asked about a hypothetical intention to purchase a menu item with the label.
Ultra-Processed, Red, Text-only Labels
Participants will view a fast-food restaurant menu excerpt. Each menu item will be displayed with an image of the item, name, price, and total calories. The Ultra-Processed, Red, Text-only labels will be displayed next to items that are ultra-processed. Participants will view the menu and then the label in isolation and then be asked about a hypothetical intention to purchase a menu item with the label.
Contains Food Additives, Red, Text-only Labels
Participants will view a fast-food restaurant menu excerpt. Each menu item will be displayed with an image of the item, name, price, and total calories. The Contains Food Additives, Red, Text-only labels will be displayed next to items that are ultra-processed. Participants will view the menu and then the label in isolation and then be asked about a hypothetical intention to purchase a menu item with the label.
Warning Ultra-Processed, Red, Text-only Labels
Participants will view a fast-food restaurant menu excerpt. Each menu item will be displayed with an image of the item, name, price, and total calories. The Warning Ultra-Processed, Red, Text-only labels will be displayed next to items that are ultra-processed. Participants will view the menu and then the label in isolation and then be asked about a hypothetical intention to purchase a menu item with the label.
Warning UPF, Red, Text-only Labels
Participants will view a fast-food restaurant menu excerpt. Each menu item will be displayed with an image of the item, name, price, and total calories. The Warning UPF, Red, Text-only labels will be displayed next to items that are ultra-processed. Participants will view the menu and then the label in isolation and then be asked about a hypothetical intention to purchase a menu item with the label.
Ultra-Processed, Yellow, Text-only Labels
Participants will view a fast-food restaurant menu excerpt. Each menu item will be displayed with an image of the item, name, price, and total calories. The Ultra-Processed, Yellow, Text-only labels will be displayed next to items that are ultra-processed. Participants will view the menu and then the label in isolation and then be asked about a hypothetical intention to purchase a menu item with the label.
Contains Food Additives, Yellow, Text-only Labels
Participants will view a fast-food restaurant menu excerpt. Each menu item will be displayed with an image of the item, name, price, and total calories. The Contains Food Additives, Yellow, Text-only labels will be displayed next to items that are ultra-processed. Participants will view the menu and then the label in isolation and then be asked about a hypothetical intention to purchase a menu item with the label.
Warning Ultra-Processed, Yellow, Text-only Labels
Participants will view a fast-food restaurant menu excerpt. Each menu item will be displayed with an image of the item, name, price, and total calories. The Warning Ultra-Processed, Yellow, Text-only labels will be displayed next to items that are ultra-processed. Participants will view the menu and then the label in isolation and then be asked about a hypothetical intention to purchase a menu item with the label.
Warning UPF, Yellow, Text-only Labels
Participants will view a fast-food restaurant menu excerpt. Each menu item will be displayed with an image of the item, name, price, and total calories. The Warning UPF, Yellow, Text-only labels will be displayed next to items that are ultra-processed. Participants will view the menu and then the label in isolation and then be asked about a hypothetical intention to purchase a menu item with the label.
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Johns Hopkins Bloomberg School of Public Health
OTHER