Hi,
Here's some great info on Soy Allergy. I'm sure this FAAN site will be able to help you with the foods can you eat. Also, I've listed posts from other MedHelp Members that'll be sure to help you, too!
Good Luck and keep us posted!!
http://www.medhelp.org/search?query=soy+allergy&camp=top_nav_search
http://www.foodallergy.org/page/soy1
C~