Sugar is characterized as pure carbohydrate, a nutrient that supplies energy to the body. Sucrose is the chemical name for table sugar. Sucrose occurs naturally in every fruit and vegetable in the plant kingdom. It is the major product of photosynthesis, the process by which plants transform the sun's energy into food. There are various types of sugar you'll find on product labels, among them are:
Brown sugar - sugar crystals contained in a molasses syrup, with natural flavor and color; 91 to 96 percent sucrose ;
Corn syrup - made from cornstarch which consists mostly glucose. It .can have maltose;