Suggested use: Take one serving (1 scoop) of Cellucor C4, mixed with 4-6 fl. oz. of water 20-30 minutes before training. Once tolerance has been assessed and you are looking for an additional boost of energy, take one additional serving (1 scoop) with serving taken before training. Do not exceed 2 scoops per day. During your workout, it is recommended that you drink plenty of water or performance beverage such as Cellucor Alpha Amino to stay hydrated. Do not exceed recommended daily intake. Use only as directed.