Which color change did Heinz implement for its ketchup in the 1990s that resulted in a $23 million sales increase in the first year?

Did you know that food packaging colors can significantly influence consumer purchasing decisions? Color psychology plays a crucial role in food marketing, with different hues triggering specific emotional and physiological responses. Manufacturers carefully select packaging colors to convey freshness, quality, healthfulness, or indulgence. This trivia question explores how one major food company utilized color psychology to dramatically impact their product's market performance.

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From red bottles to green bottles to emphasize freshness of tomatoes
From glass bottles to clear squeeze bottles to highlight product visibility
From red bottles to blue bottles to stand out on shelves
From traditional red to EZ Squirt colored versions (purple, green, blue) targeting children