Most of us have experienced that feeling of wanting something sweet. This is caused by a highly complex series of reactions which start in your brain. It’s whole purpose is to make sure that you have enough energy to keep the body working. Now as far as the body is concerned, the most efficient way it has of getting energy is by using sugar. In the body ‘sugar’, as we understand it, is broken down into ‘glucose’. Glucose is the basic energy unit of life, so virtually everything you eat ends up being broken down to glucose. - See more at: http://www.natureshiddendesign.com/what-causes-the-sweet-tooth/#sthash.zjlnDm08.dpuf