More than 90% of sugar beets and soybeans and 88% of corn grown in the U.S. are genetically engineered, according to the organization. Sugar beets are the preferred sweetener for 55% of prepared, sweetened foods, and 79% of salad oil is made from soybean oil.
EWG did not include in its estimates several foods that are commonly genetically engineered, such as canola oil, cottonseed oil, papaya, yellow squash and miscellaneous soy products.
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