Table 1.

Symptom Severity Score in Patients with Histamine Intolerance

Symptom	Symptom severity score
Bloating	4
Abdominal pain, intestinal colic, diarrhea, postprandial fullness, dysmenorrhea, flush, belching, palpitations, rhinorrhea	3
Constipation, pruritus	2.5
Nausea, emesis, rash, swollen reddened eye lids, headache, dizziness, nose congestion, sneezing, dyspnea	2
Hypotonia	1.5
Collapse	1

Score will range 0 (no symptoms) to 5 (very intense). None of the symptoms was indicated with a symptom severity code 5.