Musclepharm's Assault is a drug tested, Informed Sport Approved pre-workout which works to increase performance levels for all types of athletes by including strength and endurance enhancers like creatine and betaine as well as the anti-fatigue and lactic acid buffering capabilities of CarnoSyn®. By delivering the fastest acting form of caffeine, caffeine anhydrous it ensures you get into the mood quickly while focus is enhanced through the use of the amino acid acetyl-l-carnitine. Mixing well and coming in a wide range of flavours, Assault remains one of the best selling preworkouts available today.