CuraLin Reviews : If your blood sugar starts to drop, the Alpha Cells from your pancreas unleash the other pancreatic hormone, glucagon, which triggers the release of the CuraLin stored sugar glycogenfrom your liver and muscles, so raising the blood sugar. The term "carb-loading" employed by long distance runners and tri-athletes, refers their tying to fill their liver and muscles with this stored sugar, glycogen, for energy.