I beleve they have to get recertification every year but I may be wrong, with me reserach this is what I believe to be the correct answer
Not attempting could lead to not getting it at all. attempting to can potentially get you the money which is an advantage
Most people are allergic to eggs, peanuts, milk, shellfish, wheat, and soy. Precautions you can take is to not cross contaminate, and not eat any foods your allergic to and always carry and Epi pen. Symptoms of a food allergy may be throwing up, hives, rashes, digestive problems, throat closing up, tingling lips, nausea, diarrhea, indigestion. A food allergy can last anywhere from a few minutes to two days long.
Women should have 18 mg of iron a day unless pregnant or breast feeding.
Hope I helped