Nutrition Diet: Debunking Myths about What Foods Cause High IgG Levels
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5 min read
According to a report by the Canadian Society of Allergy and Clinical Immunology, IgG food tests are not supported by evidence for diagnosing food allergies or sensitivities. Elevated IgG antibodies often reflect a normal immune response to regular food intake, not an intolerance, raising significant questions about **what foods cause high IgG levels**.
