Food Allergy Testing can help a patient determine the cause of discomfort of non optimal body functioning. The standard food allergy blood test measures reactions to nearly 100 common foods, including dairy, eggs, corn, soy, almonds, peanuts, wheat, seafood, gluten and wheat. A food allergy test can diagnose a nut, dairy and even a gluten allergy. The test generates a report on the level of antibodies caused by the consumption of the allergen. A comprehensive food allergy test can be a quick way to get to the root cause of the issue. After the necessary dietary adjustments, the patent will inevitably begin to feel better.