“Many popular fast-food brands use appetite-stimulating colors ... And from menu design to logo colors to lab-tested recipe development, it all comes down to science.

And if swearing off fast food wasn’t hard enough, those colorful red logos might make it even harder ... Another 80% said that colors are what give brands that memorable stamp of recognition.

The campaign from ad agency Leo Burnett is the new instalment of the fast food brand’s ‘Breakfast, done properly’ campaign.

The fast food industry as a whole had an overall customer satisfaction index score of 78.5 in 2023 in 2024. Among the 23 restaurants on this list, average scores range from 70 to 84.