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what are the symptoms of a caffeine allergy

A 48-year-old member asked:
Dr. Paul Williams
27 years experience Allergy and Immunology
Not "allergy": Caffeine acts more like a chemical and not l ike an allergen, it does not cause immune reactions, but as a chemical has numerous effects on the cardia ... Read More
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A 48-year-old member asked:
Dr. Paul Carter
29 years experience Allergy and Immunology
Very unlikely.: I hesitate to say impossible, but caffeine allergy is very highly unlikely. Allergy is typically to a protein. There are some exceptions, however I ... Read More
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A 37-year-old member asked:
Dr. Andrew Murphy
28 years experience Allergy and Immunology
Distinctly rare: Caffeine allergy is distinctly rare. It is reported in the literature but these are only rare case reports. As with food allergy, treatment is avoidan ... Read More
A 36-year-old male asked:
Dr. Michael Zacharisen
32 years experience Allergy and Immunology
Extremely rare: There are 2 case reports of caffeine allergy published and both are from Spain. One patient had hives and the other had anaphylaxis. There is a high ... Read More

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