Legitimate Food Sensitivity Testing Options This is a great question because many food sensitivity tests ARE scams, so it's worth being careful. Most Credible Options: Elimination Diet (Gold Standard) Not a product, but the most scientifically validated method Work with a registered dietitian to systematically remove and reintroduce foods No cost beyond a dietitian consultation If you want lab testing: Cyrex Laboratories (Array 10) Used by functional medicine doctors More rigorous methodology than mail-order tests Requires a physician order ALCAT Test Has some clinical research behind it Still controversial but more credible than most What to Avoid: Everlywell food sensitivity tests - measures IgG antibodies, which are not reliable indicators of sensitivity Most mail-order IgG tests - the science doesn't support them Hair analysis tests - no scientific basis Honest Advice: The American Academy of Allergy, Asthma & Immunology notes that IgG testing is not validated for food sensitivities. True food allergies should be tested by an allergist using skin prick or IgE blood tests. A registered dietitian + elimination diet is genuinely your best investment.
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