11 Foods That Soothe a Sore Throat Many fruits, vegetables, and herbs are capable of saving the day with their antioxidant-rich powers and can sometimes help you avoid that trip to the doctor. iStock/Thinkstock
RAST stands for radioallergosorbent test. This is a blood test used to diagnose allergies. Your blood is drawn and a lab will analyze your blood sample for the level of antibodies that cause allergies.
There may also be intestinal allergies (IgE) which will not get picked up on any test â even an IgE allergy test. Mediator Release Testing (MRT) is the primary food sensitivity testing I use when it appears a personâs symptoms are caused by a foods they are eating which causes a peripheral immunocyte response.