They may cause a visible external rash or internal effects that are difficult to analyze. In extreme cases, they can cause a life threatening anaphylactic shock requiring emergency expert treatment. As you will learn from the writer's problems discussed below, food allergies are highly variable in their effects and in most cases require very individualized treatment that sometimes amounts to a special research program for each patient. There is a severe shortage of doctors with the expertise and patience to treat a difficult case. So, the best course of action is to do everything in your power to avoid food allergy problems.
Doctors specializing in food allergies report that many people are allergic to their favorite foods.
By eating the offending food every day, for example, easily recognizable symptoms are covered up while simultaneously causing other hidden problems. The standard way to diagnose this condition is to refrain from eating the suspect food for 10 days. This fast may cause some hidden health symptoms to improve. Then, eating the food after the fast may cause a return of the old symptoms or cause a more noticeable symptom such as an external rash, throat swelling etc. Any person or family with a known history of, or current problem from, food allergies should take special precautions in selecting foods for storage.