Sugar in stock, Glucose, Fructose, Sucrose and Lactose.
Sugar is a term that includes all sweet carbohydrates, although the term is most often used to describe sucrose or table sugar, a 'double sugar'. The body breaks down carbohydrates into simple sugars such as glucose, that can be readily used in the body.
Sugars are an important source of energy with glucose being the most important for the body. The brain requires around 130 grams of sugar (glucose) per day to keep functioning.