Possible to have mustard allergy?

Yes. Mustard is made from the seed of the mustard plant and many people develop allergy to the mustard seed, just as they do to many other types of seed, like tree nuts or peanut.

Related Questions

Has anyone had a serious mustard allergy?

Yes. I have had patients with both mustard greens allergy and the mustard seed.

Does anyone have a serious mustard allergy?

Not that I've seen. Mustard allergy is very uncommon, and very easy to self diagnose. It doesn't take most people very long to figure out they're having symptoms every time they eat something with mustard. Blood tests are notorious for giving false positive and false negative results, and are used far too often. The best way to identify and treat food-related symptoms is to consult a board-certified allergist.

What is the definition or description of: Mustard allergy?

Food allergy. Allergy to any food, in this case mustard will cause symptoms of oral itching, lip or tongue swelling, hives, breathing difficulty and/or throat closure etc. It is caused by IgE antibody against a specific protein in the food. Food allergy is diagnosed with clinical history followed by skin or blood test and that information helps establish the diagnosis and severity of the allergy.

If I have a mustard allergy will I react to mustard algae?

Not likely. Mustard algae is a chlorine-resistant form of green algae (yellow-green to brown in color) typically found in sunbelt areas that contaminates swimming pools and aquariums. Mustard food allergy is a reaction to the proteins in the mustard seed. This is an up-and-coming food allergy that can be severe. However, it's still safe to swim in the icky pool if desired.

Lab tests show I have a mustard allergy. Would that be to the plant or the sauce?

Plant. This exceedingly rare hypersensitivity may be due to mustard seed which is used to make this condiment. Look on the label; mustard usually has just two or three ingredients. Some specialty mustards may contain other ingredients, additives or turmeric. The exact type of test you had and the details of the reaction may determine the validity of the test.
Probably the sauce. Mustard allergy is very uncommon, and very easy to self diagnose. It doesn't take most people very long to figure out they're having symptoms every time they eat something with mustard. Blood tests are notorious for giving false positive and false negative results, and are used far too often. The best way to identify and treat food-related symptoms is to consult a board-certified allergist.