This corn got a nutritious boost when scientists this year introduced seven genes that made it a viable source of four vitamins.

For people in sub-Saharan Africa, where white corn is a staple food, substituting this biotech variety could help them meet their daily recommended intake of vitamin A and folate. The corn also offers six times the normal amount of vitamin C and three times more vitamin E, compared with ordinary white corn. Researchers at Spain's University of Lleida are applying for permission from U.S. regulators to conduct a field trial.