Unmasking Mushroom Allergy: Symptoms, Diagnosis, and Treatment

Wyndly Care Team
Dedicated to giving everyone incredible care

Can you outgrow a mushroom allergy?

Yes, it's possible to outgrow a mushroom allergy, but it's not guaranteed. Some people may see their symptoms diminish over time, while others continue to experience reactions. It's crucial to have regular allergy tests to monitor this, and always consult a healthcare professional.

Get started
Wyndly Allergy

Beat your allergies forever.

Get Started With Wyndly

What Triggers a Mushroom Allergy?

A mushroom allergy is often triggered by the immune system's overreaction to proteins or molds present in mushrooms. When a sensitive individual ingests, inhales or touches mushrooms, their immune system mistakenly identifies it as a harmful substance, leading to an allergic reaction.

Common Causes

The primary cause of mushroom allergy is exposure to mushroom spores, which can occur through consumption, inhalation, or even skin contact. It's important to note that mushroom allergies may also be closely linked to mold allergies. Mold spores, like those found in mushrooms, can trigger an allergic reaction in sensitive individuals. In addition, people with a mushroom allergy may also react to other fungi or molds, such as those present in aged cheese, yeast, and mildew, further complicating their condition.

Understanding the causes and treatment of mold allergies can provide further insight into managing a mushroom allergy. Similarly, understanding the definition of a mold allergy can help in distinguishing between different types of allergies.

What Symptoms Indicate a Mushroom Allergy?

Symptoms of a mushroom allergy can range from mild to severe, depending on an individual's sensitivity. They can manifest soon after consuming, inhaling, or touching mushrooms, suggesting an allergic reaction.

Mild Symptoms

Mild symptoms of a mushroom allergy may include a rash, itching, hives, sneezing, nasal congestion, and minor digestive issues such as stomach discomfort. These symptoms are comparable to allergies from other sources like maple trees, aspen trees, and mugwort.

Severe Symptoms

More severe symptoms can indicate an anaphylactic reaction, a life-threatening allergic response that requires immediate medical attention. These may include difficulty breathing, wheezing, dizziness, rapid heartbeat, severe abdominal pain, and a sudden drop in blood pressure. Severe reactions to mushrooms are similar to severe reactions to mold and pollen allergies. If you experience any of these severe symptoms, seek emergency medical care immediately.

How Do Doctors Diagnose a Mushroom Allergy?

Physicians diagnose mushroom allergies using a variety of tests. These tests help determine if an individual's immune system reacts adversely to mushroom spores, similar to how some people react to ragweed or alder tree pollen.

Skin Prick Test

The skin prick test, also known as the puncture or scratch test, is the most common method of diagnosing allergies. In this test, a small amount of the suspected allergen, in this case, mushroom extract, is pricked or scratched into the skin. If the patient is allergic, they'll develop a raised bump, or a wheal, at the test spot within 20 minutes.

Blood Test

The other common method of diagnosing allergies is through a blood test. This test measures the amount of specific antibodies, known as Immunoglobulin E (IgE), in the blood. If the IgE levels are high, it indicates an allergic reaction. However, results from blood tests are typically available after a few days, unlike the immediate results from skin prick tests. It is important to note that these tests are also used to diagnose allergies to other substances, such as those experienced during the Maine allergy season.

What Treatments Are Available for Mushroom Allergy?

A variety of treatments are available for mushroom allergies, ranging from medications to allergy shots, and even sublingual immunotherapy. The choice of treatment typically depends on the severity of the allergy and the patient's overall health condition.


Medications are often the first line of treatment for mushroom allergies. Over-the-counter (OTC) antihistamines can help alleviate mild symptoms such as runny nose, itching, and sneezing. For severe symptoms, doctors may prescribe corticosteroids to reduce inflammation. In emergency cases, such as anaphylaxis, epinephrine (also known as adrenaline) is administered.

Allergy Shots

Also known as allergen immunotherapy, allergy shots involve injecting small doses of the allergen into the body to help build up immunity. Over time, this can reduce the severity of allergic reactions. This treatment method is typically recommended for patients with severe allergies or those who don't respond well to medications.

Sublingual Immunotherapy

Sublingual immunotherapy is a relatively new treatment method that involves placing a tablet containing the allergen under the tongue. Like allergy shots, the goal is to help the immune system become less sensitive to the allergen over time. This method is especially beneficial for those who cannot tolerate injections or prefer a treatment they can administer at home.

How Can One Prevent a Mushroom Allergy?

Preventing a mushroom allergy involves avoiding exposure to mushrooms and implementing necessary lifestyle changes. However, it's important to note that prevention measures may not completely eliminate the risk but can significantly reduce the occurrence of allergic reactions.

  • Avoiding Mushrooms: The most effective way to prevent a mushroom allergy is to avoid exposure to mushrooms. This includes not only eating mushrooms but also avoiding areas where mushrooms are grown or processed.
  • Reading Food Labels: Since many processed foods may contain mushroom extracts, it's crucial to read labels carefully. Always check for the presence of mushrooms or mushroom extracts in the ingredient list.
  • Wearing Protective Gear: For those who work in places where they might be exposed to mushroom spores, such as farms or food processing units, wearing protective gear like masks and gloves can reduce the risk of inhaling mushroom spores.

Live Allergy-Free with Wyndly

If you want long-term relief from your allergies, Wyndly can help. Our doctors will help you identify your allergy triggers and create a personalized treatment plan to get you the lifelong relief you deserve. Start by taking our quick online allergy assessment today!

Frequently Asked Questions

Can a mushroom allergy be airborne?

Yes, a mushroom allergy can be airborne. Spores released by mushrooms can be inhaled and cause allergic reactions in sensitive individuals. Symptoms can range from sneezing, runny nose, and itchy eyes to more serious issues like difficulty breathing and asthma attacks.

What does a mushroom allergy feel like?

Mushroom allergies manifest as symptoms such as hives, skin rash, itching, swelling of the lips, tongue, throat, or face, difficulty breathing, and stomach pain. In severe cases, anaphylaxis can occur, involving a rapid pulse, dizziness, or loss of consciousness. Symptoms may occur immediately or hours after consumption.

Can you be allergic to one type of mushroom but not others?

Yes, it's possible to be allergic to one type of mushroom and not others. This is due to different proteins found in different mushroom species. However, if you're allergic to one type, be cautious, as cross-reactivity with other types can occur. Always consult an allergist.

What are the symptoms of a fungal allergy?

Symptoms of a fungal allergy can include nasal congestion, cough, wheezing, shortness of breath, and itchy or watering eyes. More severe reactions can involve asthma-like symptoms or even lead to a lung infection. Fungal allergies are often linked to mold exposure.

What medicine is good for a mushroom allergy?

Medications for a mushroom allergy typically include antihistamines to relieve symptoms, corticosteroids to reduce inflammation, and bronchodilators for breathing difficulties. In severe cases, an epinephrine auto-injector might be required. Always consult with a healthcare professional for personalized advice on managing allergies.

How long does a mushroom allergy last?

The duration of a mushroom allergy varies among individuals and can range from a few hours to a few days. The allergic reaction typically subsides once the allergen is no longer in the system. However, if a severe reaction occurs, medical attention is required immediately.

Is Wyndly right for you?

Answer just a few questions and we'll help you find out.

Get Started Today