Hi there,
I was looking around online today, and I found a resource I wanted to share with others. Celiac.com is a wonderful free resource.
Here is the SAFE ingredient list: http://www.celiac.com/articles/181/1/Safe-Gluten-Free-Food-List-Safe-Ingredients/Page1.html
Here is the BAD list: http://www.celiac.com/articles/182/1/Unsafe-Gluten-Free-Food-List-Unsafe-Ingredients/Page1.html