13 May 2026
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Mayonnaise at room temperature: why 2 hours is the limit never to be exceeded

Can mayonnaise stay on the counter or must it absolutely go in the refrigerator? This question divides many households, yet the answer lies in a precise rule established by health authorities. Beyond a certain time at room temperature, this essential condiment becomes a breeding ground for dangerous bacteria like Salmonella.

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Illustration image © TopTenPlay
Symbolbild © TopTenPlay

Mayonnaise relies on a precise chemical balance: a…

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