You were probably in a situation where you noticed a fill of mushrooms in your fridge that you fully forgot about, and also you made decision to litter them right into the garbage.

You are watching: What happens if you eat old mushrooms

That to be a an excellent decision.

Eating old mushrooms can lead come various medical problems and you can discover out more about castle below.

What are the aftermath of eat Old Mushrooms?

Sometimes, eating old mushrooms have the right to only give you an uncomfortable stomach whereby you will feel cramps and may or may not vomit.

However, in part cases, the health impacts of old mushrooms room far an ext serious.


This is a rare problem that is led to by bacteria dubbed Clostridium botulinum.

There space several different forms the this condition, and foodborne botulism is one of them.

All types of botulism space fatal and they are taken into consideration a clinical emergency.

According to details gathered by human being Health Organization, botulinum toxins belong to the group of the many lethal building materials in the world.

The bacteria that cause botulism can only thrive in the absence of oxygen.

That is why this severe problem occurs after eat canned foods, foods that weren’t stored properly, and low-acid kept vegetables like mushrooms, spinach, beets, environment-friendly beans, etc.

When friend eat food that has this toxin her nerve duty will be disrupted which is followed by paralysis.

Symptoms the foodborne botulism are:

Difficulty speaking or swallowingParalysisDry mouthWeakness in the both political parties of the faceNausea, abdominal muscle cramps, and also vomitingDouble or blurred visionDifficulty to breatheDrooping eyelids

Symptoms that botulism occur between 12 and 36 hours after eating foods that contain these toxins.

Botulism have the right to be impede by eating mushrooms that room fresh or maintained properly.

Don’t eat mushrooms whose container smells poor or if it is bulging.

E. Coli

E. Coli or Escherichia coli space bacteria the live in ours intestines. There room a lot of varieties of these bacteria and they are usually harmless.

However, there are some harmful strains that can lead come severe ab cramps and also other complications.

The human being is exposed come E. Coli through consumption of contaminated food or water.

Mushrooms can become contaminated with unclean water.

You room at risk if you don’t clean mushroom properly and if girlfriend eat them either raw or undercooked, part mushrooms deserve to be perfectly fine when they space “young” yet as they obtain older they are also more harmful to her health.

Symptoms of E. Coli infection take place three or four days after ~ the human was exposed to this bacteria.

Also, you can end up being sick someday after the usage or also the main after. The incident of E. Coli symptoms different from person to person, yet they include:

Abdominal cramps, pain, and also tendernessDiarrhea that have the right to go indigenous mild and watery come severe and also bloodyNauseaVomiting.

If you notice that diarrhea is persistent, severe, and bloody you have to see your doctor immediately.



Salmonella is a common an illness that affects a person’s intestinal tract. Human being get infected after the intake of contaminated food or water.

Salmonella-related to mushroom can occur when the separation, personal, instance doesn’t manage them properly throughout cooking, which gets even worse as soon as mushrooms space old.

The incubation period after entry of contaminated food can range from several hours to 2 days.

Possible symptoms of salmonella include:

VomitingNauseaFeverAbdominal crampsDiarrheaChillsHeadacheBlood in the stool

When the human recovers native salmonella it deserve to still take up to number of months for their intestinal street to return to normal.

Moreover, some varieties of salmonella bacteria can be deadly and also they are an ext common in developing countries.

How to know When Mushrooms are Gone Bad and also Not safe to Eat?

Here room some indicators that you certainly shouldn’t eat those old mushrooms from your fridge:

They room Slimy – fresh and also properly stored mushroom aren’t slimy. When you notice that mushrooms in your refrigerator have gained slimy the is the first sign because that you to throw them into the trash. In ~ this point, lock aren’t really dangerous, but they currently lost many of their good values and it would be a an excellent idea to throw them and also buy fresh ones. Additionally, castle aren’t together tasty as fresh mushrooms.They have Wrinkles – in part cases, mushrooms who have actually been sit in your refrigerator for too long don’t obtain slimy at first, however instead, the very first sign that they space old is the appearance of wrinkles. Also, through the incident of wrinkles, they have tendency to dry out.Mushrooms obtain Darker and also Dark spots Appear

The figure of dark point out on mushrooms is among the most noticeable signs the they room too old. It would be right for you to examine up ~ above the mushroom in your refrigerator from time to time and look for dark spots. If you notification their shade is gaining darker, you will understand they are really as well old and you shouldn’t eat them.They Have remained in Your refrigerator for much more Than 2 Weeks – Generally, after two weeks lock are taken into consideration too old and not for sure to eat. However, human being usually do a failure by looking at the symptom at this point. Two weeks is a long period for mushrooms and also regardless that the indications of even if it is they are old or not, friend shouldn’t threat it by eat them.They develop an Odor – fresh mushrooms don’t have a strong and uncomfortable odor. If you can an alert this kind of odor in the mushrooms from her fridge, that means they are really not safe to eat.

What is Mushrooms’ Shelf Life?

Vegetables, fruits, etc. Don’t have actually a very long shelf life. Additionally, the much longer they are left uneaten the reduced their nutritional worth is.

It is always best come eat mushrooms, and also other commodities when they are fresh due to the fact that that is usually as soon as they taste the best and your body is enriched through all the nutrient they possess.

Mushrooms don’t have a really long shelf life and they have tendency to spoil pretty fast. You will notice the spoilage through the symptoms listed above. “Expiration date” because that mushrooms is:

Fresh totality mushrooms – 7 come 10 daysFresh sliced mushroom – 5 come 7 daysCooked mushrooms – 7 – 10 days

How lengthy are Mushrooms for sure to Eat once they are prepared in a Meal?

In generally, mushrooms prepared in part meal last together the quickest expiring ingredient the you used for the meal.

You should also avoid eating meals that invested a longer duration of time in your fridge as they have the right to disturb her stomach together well.

How to keep Mushrooms Properly?

Although mushroom don’t have actually a very long “life”, they have the right to last longer if you save them properly.

The most usual reason for spoiled and old mushroom in your refrigerator is the truth they weren’t preserved adequately.

In bespeak to prolong their life and also save your health, this is what you must do:

Let them Breathe – Mushrooms should be save in a way that they gain some air but without dry out as well much. The best ways to carry out so is by putting mushrooms right into the file bag and also leave the in the fridge.Paper Towels and Plastic Bags – Another method to prevent mushrooms from spoiling too shortly is by storing castle in the plastic bag that was lined with document towels. The purpose of paper towels is to tempt moisture. If you want to use this method of storing mushrooms climate make sure you change file towels regularly.Keep them In The Sealed Wrap – one of the best and most typical ways for preserving mushrooms is by maintaining them in the sealed wrap they came in.Freeze Mushrooms – the is challenging to frozen raw mushrooms and if you want to maintain them with this method, girlfriend should first cook, blanch, steam, or sauté them. When you desire to frozen mushrooms, use air-tight bags instead of part containers.

REMEMBER: it would be right to eat mushrooms as soon as they are fresh.

Also, prior to you decide to encompass them right into your enjoy the meal you have to wash lock thoroughly.

Moreover, execute not buy mushrooms if lock weren’t stored effectively in the store or supermarket, or if they maintained them at the room temperature.

Causes that Mushroom Spoilage

We have already established that mushrooms can obtain old nice fast. However, some components can rate up this process.

For example:

Bacterial contamination due to improper storage during transportationIf the compost offered in fields is currently contaminated.

You May additionally Want To read – The magical Nutrition of Cooked mushrooms You should Know


If you all of sudden remembered there to be a fill of mushroom in your fridge and also you don’t even know once you purchase it, rather of consisting of it right into some enjoy the meal you must throw it out.

Eating old mushrooms deserve to lead to major food poisoning, cause some clinical complications, and also disrupt her intestinal tract that will certainly take a couple of months come recover.

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You should constantly strive come eat new mushrooms, store them properly, and wash lock thoroughly.