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Foods That Cause Eczema

Can food allergies affect eczema? Find out about eczema, food allergies, and what to expect at your doctor's office.

Histamine Intolerance

Do you get "red wine headaches" or think you have a histamine intolerance? Learn about the symptoms, treatment, and what to avoid on a histamine-free diet.

Fish Allergy - What You Need To Know

Get to know the basics about fish allergies: Symptoms, what can masquerade as a fish allergy, and foods to avoid in restaurants and grocery stores.

Milk Allergies: What You Need to Know

Learn more about the symptoms of dairy or milk allergies, the most common food allergy for young children.

Tree Nut Allergy

Do you have a tree nut allergy? Find out more about the symptoms and management of tree nut allergies.

Egg Allergy - What You Need to Know

Do you think you may be allergic to eggs? Learn more about the causes, symptoms, and treatment of egg allergies.

Shellfish Allergy: What You Need to Know

Are you allergic to shellfish? Learn the symptoms of a shellfish allergy, foods to avoid on a shellfish-free diet, and how to manage a shellfish allergy.

Food Intolerances

Learn about the types, symptoms, and diagnosis of food intolerances.

Cooking Without Onions or Garlic

Avoiding onions and garlic due to allergies? Learn the basics of cooking without onions and garlic.

Hypoallergenic Infant Formula

Hypoallergenic infant formula, like Nutramigen, Neocate, and Alimentum, may be a good choice for babies with food allergies. Learn more about hypoallergenic infant formula here.

Treatment of Food Allergies

Learn about the treatment of food allergies, how to treat food allergy symptoms, and the basics of allergy emergency treatment.

Lactose Intolerance

Are you lactose intolerant? Do you think you might be? Learn about the signs, symptoms, treatment, and diagnosis of lactose intolerance.

Eosinophilic Esophagitis and Other Forms of Eosinophilic Enteropathy

Learn the basics about eosinophilic esophagitis and other forms of eosinophilic enteropathy: signs, symptoms, what to expect at the doctor's office, and resources for coping with restricted diets.

Prick Tests

Describes the method and purpose of a prick test or scratch test. A prick test is often used by allergists when a patient has clear allergy symptoms but is not certain which food is causing those symptoms (or whether the symptoms are caused by a food at all). They are often used when patients have hives, eczema, or hay fever symptoms.

Food Allergies

An introduction to how the immune system works to cause food allergies.

Gluten-Free Pasta

All about buying, reading labels for, and what to expect from different kinds of wheat-free pasta and gluten-free pasta

Sulfite Allergy

Wondering about sulfite allergy? Learn the basics of sulfite allergy -- how sulfites can cause asthma in people with sulfite allergy, which foods are high in sulfites, and how to dine out safely with a sulfite allergy.

Asthma and Food Allergies

The link between asthma and food allergies, and what patients with asthma or food allergies can do to keep both conditions well-controlled.

Eating at Restaurants with Shellfish Allergies

Shellfish allergies can make eating at restaurants treacherous. Learn tips for restaurant safety, the easiest kinds of cuisine to eat with a shellfish allergy, and shellfish reaction risks at many types of restaurants.

Hives (Urticaria) and Food Allergies

Hives are a common food allergy symptom. Learn how to recognize hives, common causes of hives, and when to call a doctor.

Double-Blind Placebo-Controlled Food Challenge

The gold standard for allergy diagnosis is the double-blind placebo-controlled food challenge, a form of oral food challenge. Find out how double-blind placebo-controlled food challenges work and why your doctor might recommend this test.


A RAST test, or radioallergosorbent test, is a type of blood test used to diagnose allergies. Learn how a RAST test works and what to expect at the doctor's office.

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