How Long Does Mayo Last in the Fridge?

40°F (4°C) or below.
Keep the Lid Tightly Closed

Always seal the jar after use.

This helps protect the mayonnaise from odors, contaminants, and unnecessary exposure to air.
Use Clean Utensils

Always scoop mayo with a clean spoon or knife.

Don’t put a utensil back into the jar after it has touched raw meat, dirty surfaces, or other foods.
Don’t Store It in the Refrigerator Door If You Can Avoid It

The refrigerator door tends to experience more temperature fluctuations than the interior shelves.

Keeping frequently used refrigerated foods in a consistently cold section of the refrigerator can help maintain