Carbs are the fuel that your body uses to power itself through exercise routines.Core Max Ultra You must eat carbohydrates, if you want to build muscle. These carbohydrates give you the extra energy your muscles need to build mass. People who engage in intensive daily workouts should eat 2 to 3 grams of carbohydrates per pound of weight. For example, if you weight 180 pounds, you need to eat 360 to 540 grams of carbohydrates a day.

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