About 90 percent of all soy is genetically modified (GMO). Soy is also one of the top seven allergens, and is widely known to cause immediate hypersensitivity reactions. While in the last forty years soy has occupied an important place in the transition from an unhealthy meat-based diet to vegetarian and vegan cuisine, it is time for us to upgrade our food choice to one having more benefits, and fewer negative possibilities. In 1986, Stuart Berger, MD, placed soy among the seven top allergens - one of the "sinister seven." At the time, most experts listed soy around tenth or eleventh.