Glucose is the Monosaccharide sugar that fuels the human body. Its chemical formula is C6H12O6 and it has many properties like dissolving in sugar or melting at hot temperatures. Glucose, along with Fructose makes up Sucrose which is the table sugar that is probably in your kitchen. Glucose contains 3.75 kilocalories of energy, and since Sucrose contains it, it is not a good idea to eat a lot of Glucose. Glucose can be mainly found in food, which is why it is vital to eat food as it increases your energy. In all, Glucose is important as it gives energy to the body.