Genetically modified (GM) foods-are they safe or harmful? While regulatory authorities have approved GM food that is on the market, some people are concerned that there is risk of harm. Most foods we eat may contain ingredients derived from genetically modified organisms (GMOs). If you live in Europe, avoiding GM foods is easier since laws require labeling. In the US and Canada, however, food manu facturers are not required to label if their food is genetically modified or not. Here are some guidelines for steering clear of GM foods in your diet, if that is your choice. Soybeans - Gene taken from bacteria ( Agrobacterium  sp. strain CP4) and inserted into soybeans to make them more resistant to herbicides. [1]  See  How to Live With a Soy Allergy  for more information on avoiding soy products Corn - There are two main varieties of GE corn. One has a Gene from the soil bacterium  Bacillus thuringiensis  inserted to produce the Bt toxin, ...