A hypertonic beverage is a solution with high osmolarity than that of the normal body and emptied from stomach more slowly.
Hypertonic beverages are more concentrated than blood. They typically contain more than 8 percent carbohydrates. It causes water to move from blood back to the intestine to dilute the fluid.
Because of their higher concentration, it causing gastrointestinal discomfort and delayed uptake of fluids, carbs and electrolytes.
High concentration of carbohydrates effectively causes a transient dehydration before the fluid can be absorbed.
Generally, drinks with more than 8 percent carbohydrates are hypertonic.
Hypertonic beverage