Like many people, I didn't realize how many people were affected by food allergies until it touched my own family.  My oldest daughter, Meredith, was diagnosed with milk and egg allergies at 6 months of age.  Until that time, I had never even heard of a milk allergy.  Like most people, I'd heard of peanut and shellfish allergies, and knew they could be life threatening, but I never imagined that milk and eggs could prove to be just as dangerous for some people.   

For the first 6 months...