A food allergy is a serious medical condition where your body's immune system reacts to certain foods like they're invaders. If your child has food allergies, an essential part of keeping them safe is ...
Verywell Health on MSN
Food allergy vs. intolerance: How to tell the difference
Food allergies involve the immune system's production of immunoglobulin E (IgE) to fight a substance it perceives as foreign.
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