Mayonnaise can not only be great in Burgers but can also help you in many other purposes.
Condition your hair - Just massage Mayonnaise into your hair and scalp instead of a hair conditioner. It will help strengthen your hair by moisturizing it and also giving it a lustrous shine.
Remove Dry and Dead skin - Apply mayonnaise to your skin to remove dead skin. Let it stay for about 10 - 20 minutes and then clean up with a cloth. After cleaning once, again clean the area with warm water.
Keep your Fingernails strong - Mayonnaise can do wonders on your nails. They can keep them stronger and prevent finger cuts. Just plunge your fingers into a bowl of mayonnaise for about 5 - 10 minutes everyday. You can see the changes within a month!