Why Coca-Cola Is Using Yellow Bottle Caps Right Now

Passover and the Sweetener Swap

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During Passover, observers avoid certain foods like chametz (leavened grains) and kitniyot (legumes). That's where Coca-Cola's ingredients come into play. Regular Coke uses corn syrup as a sweetener, but corn is a legume, which isn't allowed during Passover. So Coca-Cola tweaks its recipe to meet these dietary rules. The yellow cap signals that this batch is made with real sugar instead of corn syrup, making it kosher for Passover.

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