Munson Health
Peanut Allergy

Back to Document

by Shah PS

(Allergy, Peanut; Nut Allergy; Allergy, Nut)



Coming in contact with peanuts can occur by:
  • Eating peanuts, foods containing them, or foods that came in contact with them
  • Touching peanuts
  • Inhaling particles containing peanuts, such as peanut flour

Risk Factors

Peanut allergy, like other food allergies, is more common in children. Other factors that may increase your chance of a peanut allergy include:
  • Other allergies, such as food or hay fever
  • Personal or family history of allergies
  • Chronic inflammation of the outer layers of the skin—atopic dermatitis


Peanut allergy may cause:
Nucleus factsheet image
Copyright © Nucleus Medical Media, Inc.
Anaphylaxis is a serious, life-threatening allergic reaction. Anaphylaxis may cause:
  • Closing of airways or swelling of throat, making it very hard to breathe
  • Severe drop in blood pressure
  • Very fast pulse
  • Lightheadedness
  • Loss of consciousness
If you have a serious allergic reaction or are with someone who does, call for emergency medical services or go to the nearest emergency room right away.


American Academy of Allergy, Asthma, and Immunology

Food Allergy Research and Education



Allergy Asthma Information Association

Calgary Allergy Network



Food allergy. EBSCO DynaMed website. Available at: Updated March 31, 2014. Accessed August 25, 2014.

Lee CW, Sheffer AL. Peanut allergy. Allergy Asthma Proc. 2003;24(4):259-264.

Mayo Clinic Staff. Peanut allergy. Mayo Clinic website. Available at: Updated June 27, 2012. Accessed August 25, 2014.

Nut and peanut allergy. Nemours Kids Health website. Available at: Updated October 2011. Accessed August 25, 2014.

Peanut allergy. American College of Allergy, Asthma, and Immunology website. Available at: Accessed August 24, 2014.

Peanut allergy. Asthma and Allergy Foundation of America website. Available at: Accessed August 25, 2014.

Peanut allergy. The Food Allergy Research and Education website. Available at: Accessed August 25, 2014.

1/2/2014 DynaMed's Systematic Literature Surveillance Frazier A, Camargo C, et al. Prospective study of peripregnancy consumption of peanuts or tree nuts by mothers and the risk of peanut or tree nut allergy in their offspring. JAMA Pediatr. 2013 Dec 23.


Revision Information