Combination of carbohydrates of high, medium and low glycemic indexes (GI). Ideal to take before and during training, for which they refill energy levels in stages. These products combine different types of carbohydrates such as dextrose, fructose, maltodextrin, palatinose, etc. Supplements in this section are ideal for endurance sports. HSNstore.com offers the widest range at the best prices and with the maximum guarantee.