During fermentation of beer, histamines are released by the yeast. This is responsible for the intolerance symptoms in certain individuals.

Patients with celiac disease are allergic to gluten that is found in wheat, barley, and rye, all of which are used in beer. Reaction to gluten may be mistaken for a beer allergy

Beer comprises of wheat, barley, corn or rye, and yeast. An allergic response to these may be mild or very severe like anaphylaxis.

• Nose congestion, runny nose, sneezing, and watering of eyes are common symptoms of a beer allergy. This occurs due to the nasal passages getting dilated and increasing the mucus production.
• Wheezing and breathing difficulty
• Headaches
• Nausea and vomiting
• Anaphylaxis

Some people may experience swelling of the face, lips, tongue, and throat.

An actual beer allergy is rare. however, an allergic response to one of the ingredients in present in beer is more probable.

• Once you have identified that you are allergic to beer (or if you are allergic to gluten), you ought to steadily avoid it. That is the only effective treatment for the allergy.
• To alleviate the symptoms of the allergic response, you may administer over the counter anti-histamines. they help diminish the intensity of the symptoms.
• A visit to your physician is necessary. he might prescribe corticosteroids for you, to treat asthma and breathing problems.