AI's Chaos-
Taurine: ----------------------------------------------1500 mg
Acetyl-L-Carnitine: --------------------------------2000 mg
Creatine Ethyl Ester: ------------------------------3000 mg
Di-Arginine Malate: --------------------------------2000 mg
Citrulline Malate: -----------------------------------2000 mg
Glucuronolactone: ---------------------------------2000 mg
N-Acetyl-L-Tyrosine: -------------------------------250 mg
Gurauana 22% Extract: ---(in caff. version):660 mg
Rhodiola Rosea: -------------------------------------175 mg
Chocamine(in caff. version, contains 40mg caff.): --------500 mg
Caffeine Annhydrous(in caff. version): ---------------200 mg
Of the one's mentioned this will give you by far the most energy kick. I can guarentee that.