Vegetable oils can be made using everything from corn kernels to nuts and seeds. Most of the calories in vegetable oils comes from fats, but the nutrition facts will show that some vegetable oils also contain vital nutrients. If you view the nutrition label for vegetable oils you will find that they are very calorie-dense and that the nutritional value varies greatly depending on the food used to create the oil. Refer to the calorie chart below to determine the calories and nutritional information for various vegetable oils.