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Food Allergies


Shortly after Ben began eating his lunch, his childcare provider noticed he seemed to be trying to scratch an itch in his mouth. After he vomited and began wheezing, the care provider sought medical treatment for Ben, who was later diagnosed with a food allergy, in this case to peanuts.

Along with milk, eggs, soy, wheat, tree nuts, and shellfish, peanuts are among the most common foods that cause

People often confuse food allergies with food intolerance because of similar symptoms. The symptoms of food intolerance can include burping, indigestion, gas, loose stools, headaches, nervousness, or a feeling of being "flushed." But food intolerance:

  • doesn't involve the immune system
  • can be caused by a person's inability to digest certain substances, such as lactose
  • can be unpleasant but is rarely dangerous

According to the U.S. Food and Drug Administration (FDA), up to 6% of children in the United States under age 3 have food allergies. They are less common in adults but, overall, food allergies affect nearly 11 million people in the United States.

Some Common Food Allergens

A child could be allergic to any food, but these eight common allergens account for 90% of all reactions in kids:

  1. eggs
  2. lactose intolerance could be the cause rather than a food allergy. food labels so you can avoid the allergen. Since 2006, a new food labeling law has made this a little easier. Makers of packaged foods are required to clearly state, in or near the ingredient lists, whether the product contains milk, eggs, fish, shellfish, tree nuts, peanuts, wheat, or soy.

    Although there's no cure for food allergies, medications can treat both minor and severe symptoms. Antihistamines might be used to treat symptoms such as hives, runny nose, or abdominal pain associated with an allergic reaction. If your child wheezes or has Hemant P. Sharma, MD
    Date reviewed: November 2007
    Originally reviewed by:

    Growth and Development

    What should you expect as your child grows? Learn how to understand and deal with your child's changing body and mind from infancy through the teen years.

    Note: All information is for educational purposes only. For specific medical advice, diagnoses, and treatment, consult your doctor.

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