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With 208 foods, this is the most comprehensive food intolerance test that checks for almost everything in American diet .

C-reactive protein is an excellent marker of inflammation from atherosclerosis—hard to assess otherwise.

Measures TSH, T4, T3 and TPO antibodies with an easy, simple finger prick sample.

Certain genes are necessary for gluten intolerance. A negative test almost certainly means no celiac disease even with family history.

Test to measure five key hormones for women: Progesterone, Testosterone, DHEA, Cortisol, and Estradiol.

Cortisol test measures your levels within 24 hours, to assess the natural 24 hour diurnal rhythm.