Allergy, MCAS & Intolerance Differentials
Allergy, MCAS & Intolerance Differentials
DAO Deficiency vs Histamine Intolerance: What’s the Difference?
Low DAO activity and suspected histamine intolerance are related concepts, but they are not interchangeable diagnoses and neither one proves the other.
Allergy, MCAS & Intolerance Differentials
Histamine Intolerance vs Food Allergies: What’s the Difference?
Both can cause similar symptoms, but they involve different mechanisms, different testing, and different emergency implications.
