You might know immediately, or symptoms (nausea, cramps, diarrhea) could appear within a few hours. (In cases of diarrhea, be sure to rehydrate.)
If you think you have consumed something that might be physically harmful, you can consult the Poison Control Center in the US at 1-800-222-2222. But mild cases of food poisoning may not require medical treatment.
For sure! You can get food poisoning from eating mayonnaise that has been left out of the fridge too long, and it spoils quicker with increased temperature.
Mayonnaise Spoilage Myths - Mayonnaise Safety http://homecooking.about.com/od/howtocookwithcondiments/a/mayospoilage.htm
They don't make cheese with mayonnaise
You can safely refrigerate mayonnaise for up to two months after opening.
You can, but it would probably taste bad. (Hot mayo?)As long as it's mayonnaise out of a jar, not home-made, you can put a sandwich with mayonnaise in it on a sandwich grill, or in a frying pan, and it's great.Using a microwave, mayonnaise should be mixed, because otherwise its high fat content will cause it to heat before the other ingredients.
It can, but not for long.
Homemade mayonnaise typically lasts for about 1 week in the refrigerator before it spoils.
A turkey sandwich with mayonnaise should be eaten within three hours if not kept cool. Mayonnaise has a tendency to spoil rather quickly at room temperature.
Long enough for you to become a raging diabetic...
Homemade mayonnaise is typically good for about 1 week when stored in the refrigerator before it spoils.
The shelf life of mayonnaise is typically around 2 to 3 months when stored in the refrigerator. It is important to check the expiration date on the packaging and discard any mayonnaise that has passed this date to ensure safety.
Homemade mayonnaise typically lasts for about 1 to 2 weeks in the fridge before it spoils.