Evidence check: AllergieCheck | IgE-Antikörper Test in the context of Haut

The AllergieCheck (IgE antibody test) from MyBody-X measures specific IgE against foods or inhalant allergens. For skin symptoms like eczema, hives, or itching, elevated total or specific IgE can point to an allergic cause – especially in atopic dermatitis. However, a positive IgE result alone does not prove clinically relevant allergy; many people have elevated IgE without symptoms (sensitization without allergy). The evidence for DTC IgE tests in skin diagnostics is weak: studies show frequent false positives leading to unnecessary dietary restrictions. For skin allergy workup, standardized skin prick tests or provocation tests by an allergist remain the gold standard. MyBody-X itself states results are for orientation only and not a substitute for medical consultation. Bottom line: The test may satisfy curiosity as a screening tool, but should not guide treatment decisions. Evidence: human-moderate (IgE measurement is established, but DTC context is marketing).