Corn, also called maize, is native to Mexico and has become one of the most widely grown crops in the world. There are 142 different events (types) of genetically modified corn, the most of any plant species.

Almost 90% of the corn grown in the United States goes into animal feed and biofuels, while the remainder is processed down into various ingredients such as high-fructose corn syrup and corn starch, or used as the source material to make ingredients such as alcohol and citric acid.123

Herbicide Tolerant Insect resistant Disease resistant


Newer varieties of genetically modified corn have developed for the following applications: drought stress tolerance, improved ethanol production, and increased lysine content.

United States (92% of corn acreage in 2014)4
Canada (81% of corn acreage in 2014)5

  1. “USDA ERS – Corn.” USDA ERS – Corn. United States Department of Agriculture Economic Research Service, n.d. Web.
  2. “U.S. Domestic Corn Use.” USDA Economic Research Service, Nov. 2015. Web
  3. “U.S. Domestic Corn Use Table.” USDA Economic Research Service, n.d. Web.
  4. Acreage. Washington: U.S. Dept. of Agriculture, Statistical Reporting Service, Crop Reporting Board, 2015. 25. USDA, National Agricultural Statistics Service, June 2015. Web.
  5. Mchughen, Alan. “Where in the World Are GM Crops and Foods?” GM Crops & Food 4.3 (2013): 17. GMO Inquiry 2015. Canadian Biotechnology Action Network (CBAN), 30 Mar. 2015. Web.