Food allergies in kids are increasingly common?according to Food Allergy Canada, a patient education and advocacy organization, six to eight percent of kids under age three have food allergies, with peanut allergies affecting two in every 100 Canadian children.
What is a food allergy"
A food allergy is an abnormal immunological response to a food?your immune system thinks a normally harmless food, like peanuts, is an invader and, in response, produces something called immunoglobulin E antibodies (commonly called IgE antibodies), which set off symptoms that can range from mild to severe. To become allergic to a food, kids have to be exposed to the allergen in some way first, by unknowingly eating it, being exposed through broken skin (such as eczema) or coming in contact with it in other ways that are not yet well understood by experts. What are the symptoms of a food allergy"
Symptoms of a food allergy include hives, vomiting, difficulty breathing, swelling of the lips, tongue or throat, or, more seriously, a drop in blood pressure or cardiac arrest. A severe allergic reaction is called anaphylaxis. Here’s a more in-depth look at the symptoms of a food allergy and how to treat them. 
What are the common food allergies in kids"
Common food allergens are peanuts, tree nuts (like cashews, almonds, hazelnuts), eggs, milk, wheat, soy, sesame, seafood, sulphites (a preservative) and mustard. But technically, you can be allergic to any food protein. Som...