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The FIT 176 test evaluates sensitivities to 176 foods and additives by measuring IgG antibodies and immune complexes. It now includes the Gut Barrier Panel, with markers such as IgG 1-4/C3d and IgA 1-2. This version of the test is conducted using a blood spot sample, but it is also available as a serum test.

The FIT 132 test evaluates sensitivities to 132 foods and additives by measuring IgG antibodies and immune complexes. It now includes the Gut Barrier Panel, with markers such as IgG 1-4/C3d and IgA 1-2. This version of the test is conducted using a blood spot sample, but it is also available as a serum test.

The FIT 176 test evaluates sensitivities to 176 foods and additives by measuring IgG antibodies and immune complexes. It now includes the Gut Barrier Panel, with markers such as IgG 1-4/C3d and IgA 1-2. This version of the test is conducted using a serum sample, but it is also available as a blood spot test

The Platinum Plus Panel measures immune reactions through the stimulation of leukocytes. It analyzes sensitivities to 370 foods, herbs, molds, food additives/colorings, antibiotics, and anti-inflammatory agents. This test cannot be ordered for patients younger than six months of age.

The LRA Basic Panel measures delayed hypersensitivities to 66 commonly consumed foods, 15 environmental chemicals, 15 additives and preservatives, 28 molds, and 20 color additives. It is recommended for patients with simple, recent-onset conditions or symptoms. This panel cannot be ordered for patients younger than two years of age.