Symptoms of wheat allergy
Symptoms of wheat allergy vary widely and can be described according the NICE food allergy guidelines .
Classically, IgE mediated wheat allergy shows symptoms of rashes, urticaria (hives), angioedema, wheezing and anaphylaxis. Non-IgE mediated/mixed IgE and non-IgE mediated wheat allergy shows symptoms of diarrhea, constipation, delayed type eczema, vomiting (particularly in the case of Eosinophilic Esophagitis) and reflux and in some (very rare cases) blood in stools or FPIES.
Symptoms of IgE mediated food allergy 
|IgE Signs and Symptoms
Usually minutes after food ingestion
(But may be up to 2 hours)
|Non-IgE Signs and Symptoms
Usually hours or even days after food ingestion
|Respiratory (usually in combination with one or more of the above signs or symptoms)
||Respiratory (usually in combination with one or more of the above signs or symptoms)
|Other - Signs or symptoms of Anaphylaxis or other systemic allergic reactions|
- National Institute for Health and Care Excellence. Diagnosis and assessment of food allergy in children and young people in primary care and community settings. Clinical Guideline CG116. London: 2011.