The glucose in Glucon-D helps restore body glucose and gives you the energy you need to be active. It provides an immediate energy boost and a sense of refreshment because it is easily absorbed by the body. It can also be consumed to instantly boost your energy levels when you're feeling down. Glucon-D, an energy supplement, enhances the absorption of calcium and phosphorus, which are necessary for bone strength. Therefore, drinking this is best done throughout the summer.