Results
A total of 7945 participants completed the experiment and were included in analyses (4078 [51%] female, 3779 [48%] male, and 88 [1%] nonbinary or another gender; mean [SD] age, 47.5 [17.9 years]). Compared with the control arm, exposure to the green (average differential effect [ADE], −34.2; 95% CI, −42.2 to −26.1), traffic light (ADE, −31.5; 95% CI, −39.5 to −23.4), physical activity (ADE, −39.0; 95% CI, −47.0 to −31.1), or nutrient warning labels (ADE, −28.2; 95% CI, −36.2 to −20.2) led participants to select fewer calories from beverages (all 