Corn

This plant originated in the American continent, and was brought to Europe by Columbus. Most people do not know that this grain feed for livestock is full of antioxidants, rich in dietary fibers and contains protein as well. Corn has very high carbohydrate content, which helps the body function in a well-balanced manner. A professional athlete has to eat 250 grams of carbohydrates a day to be able to perform well during training.