is glycogen stored in the liver
Understanding Glycolysis: What It Is and How to Feed It The energy for glycolysis comes from glucose, or our stored form of glucose - glycogen. Glycogen is stored in muscle tissue and the liver, and the average person holds about 1,500-2,000 calories of stored glycogen. Broken down there are about 100g of glycogen in the liver and upwards of 400g of stored glycogen in muscle tissue.