Food allergy: Do I have nut allergy?

Nut allergy typically develops once the bodily defenses perceive a type of nut as a potential invader and initiates an immune response to eliminate the allergen from the body.

It is important to note that nut allergy is one of the common types of food allergies and can be triggered by ingestion of any type of nut including walnuts, almonds or cashews. The symptoms usually manifest in just a matter of minutes after consumption of any food that contains nuts. Depending on the severity of the allergy, the symptoms might require immediate medical care.

Runny nose

Nut allergy can cause some individuals to develop nasal congestion after consuming nuts. In most cases, the nose can end up itchy or runny due to the allergic reaction. The individual starts to sneeze or there is a need to frequently blow the nose due to the condition.


Nut allergy

Nut allergy can cause some individuals to develop nasal congestion after consuming nuts.

Those who have nut allergy can develop a skin reaction after consumption or handling a food product that contains nuts. Nut allergy can trigger inflamed, reddened welts that develop on the hands or all over the body which is commonly called as hives.

These skin lesions are itchy or become swollen or appear flaky or dry. After consuming products that include nuts, an itchy sensation can also develop around or in the mouth.

Stomach upset

The usual symptom associated with the allergy is an upset stomach. Once the individual id diagnosed with nut allergy, he/she can experience nausea, vomiting or stomach pain after eating nuts. In some cases, diarrhea can also develop that cause frequent excretion of loose or watery stools.

Rapid heart rate

After eating foods that contain nuts, the individual can end up with an increased heart rate. In most circumstances, the individual can feel as if the heart is racing that can lead to dizziness or feeling lightheaded.


Breathing issues can also develop among those who have nut allergy. The breathing symptoms can include shortness of breath or wheezing. In case the individual is diagnosed with asthma along with the allergy, ingestion of nuts can initiate an asthma attack.


Among those who have severe nut allergies, they might develop a life-threatening reaction which is called anaphylaxis. The indications of an anaphylactic reaction include the following:

  • Low blood pressure
  • Difficulty breathing
  • Swollen tongue or throat
  • Difficulty speaking
  • Loss of consciousness

Once the individual develops any of these symptoms after consuming foods that contain nuts, it is vital to seek immediate medical care as soon as possible. Remember that anaphylaxis is considered fatal if not promptly treated.


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