Fructose is a naturally occurring simple sugar known as a monosaccharide, it can be derived from fruit, honey & vegetables. It has a low GI rating of 22, meaning it has a much lower impact on blood sugar levels compared to other carbohydrates such as Dextrose or Maltodextrin. Fructose is a very popular choice with bodybuilders & endurance athletes due to its ability to replenish glycogen stores. It is also great to use in baking, due to its naturally sweet flavour..