Food Allergies | Causes, Symptoms & Treatment | ACAAI Public Website - protein allergy adults

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Adult food allergies - Harvard Health protein allergy adults


Sometimes adults suddenly develop allergies to foods they have eaten since they were children. Experts have two explanations for food.

Food allergies affect 4 to 6 percent of children and 4 percent of adults. Learn about the types of food allergies, symptoms, diagnosis and treatment here.

Food allergies develop when the body's immune system becomes sensitized and overreacts to food proteins that typically causes no problem in most people.

Forty-eight percent of the adult population with a convincing food allergy reported developing at least one as an adult (they may have had.

Food allergy affects an estimated 6 to 8 percent of children under age 3 and up to 3 percent of adults. While there's no cure, some children outgrow their food.