They should not be used during exercise because they can upset the stomach of consumed too quickly and can reduced elevations in testosterone and growth hormone.
Cyclists performed best when they drank a high carb dinks 30 minutes before exercise.
The drinks have a carbohydrate source that is absorbed so quickly that blood sugar rises within about 5 minutes, giving an alternative source of fuel during activity.
Players who us such drinks could run farther and faster in the second half than players who did not use the drink.
One of the advantages of high carb drinks is that they can be mixed with creatine to form an impromptu creatine-transport drink. For the person is on a weight-gain diet,
high carb drinks can be used to increase total calorie count.
High carb drinks are made from the same simple sugars used for the low-carb drinks, with possibly some maltodextrin or other complex carbohydrate added.
High carb drinks
