Keep in mind these are MY reasons and they may not apply to everyone.
As many of you know, both my kids have allergies. One with FPIES to eggs/soy/ rice, the other with a peanut allergy. We carry epi pens. My biggest fear is having an accidental exposure that would send my child into ANA. And there is data suggesting that prolonged avoidance of a food can increase the risk of developing an IgE allergy…