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Food Allergies and Intolerances

Learn about food allergies and sensitivities, as well as celiac disease and lactose intolerance.

HHS, Food and Drug Administration

Learn about major food allergens, signs and symptoms, and the FDA's role in food allergy labeling.

HHS, Food and Drug Administration, Center for Food Safety and Applied Nutrition

What are the main food allergens? What are the most common food allergy signs and symptoms? Find answers here.

HHS, National Institutes of Health, National Institute of Allergy and Infectious Diseases

Explore research being done to help better understand, prevent, and manage food allergies.

HHS, National Institutes of Health, National Institute of Diabetes and Digestive and Kidney Diseases

Find out the what, why, who, and how of lactose intolerance.

HHS, National Institutes of Health, MedlinePlus Magazine

This issue covers the basics on food allergies, and provides resources for more information.

HHS, National Institutes of Health, National Library of Medicine, MedlinePlus Health Information

People with gluten sensitivity have problems with gluten. It is different from celiac disease, an immune disease in which people can't eat gluten because it will damage their small intestine. Learn about gluten-free diets.

HHS, National Institutes of Health, National Library of Medicine

Find the latest news and information on food allergies, including diagnosis, prevention, and more. Also in Spanish.

HHS, National Institutes of Health, National Library of Medicine

Find links to resources about lactose intolerance, including diagnosis, clinical trials, and organizations. Also in Spanish.