Food allergies involve the immune system's production of immunoglobulin E (IgE) to fight a substance it perceives as foreign.

Understanding how food allergies function is essential for proper diagnosis and food allergy treatment. Unlike food intolerance, food allergies involve immune system responses that can be immediate or ...

Food allergy and food intolerance are often confused, but they affect the body in very different ways. A food allergy ...

At one time or another, you've probably come across someone who is lactose intolerant and might experience some unpleasant gut symptoms if they have dairy. Maybe it's you—food intolerances are ...

Diarrhea that develops after you eat lunch meat may be related to one of several health issues, such as a food allergy or intolerance, immune dysfunction, or even food poisoning. Lunch meats are often ...

People with atopic dermatitis can have symptoms flare after eating foods they’re allergic to or have sensitivities to.

This activity was supported by federal sponsors: the Food and Drug Administration (Contract No. HHSP233201400020B/HHSP23337025), the Food and Nutrition Service of the ...

Gastroenterologist Saurabh Sethi sheds light on the hidden triggers behind this common yet often misunderstood problem.

It used to be that the only way for people with food allergies to prevent a serious allergic reaction (like anaphylaxis) was to avoid that food completely. Unfortunately, even when a person does their ...

Undeclared allergens in food and beverage products can be deadly. So why are allergen-related recalls still happening? What is industry doing to prevent them? And what NPD opportunities are being ...

It is possible to develop new allergies as an adult. This can include food allergies and seasonal allergies, such as a pollen allergy. Allergies are often present from childhood, but new allergies can ...

Doctors prescribe EpiPen (epinephrine injection) to treat anaphylaxis from any cause, including food and medication allergies. Use EpiPen as soon as symptoms start or just after exposure to a known ...