Allnutrition ® Energy Shock is a pre-workout dose for anyone looking for an effective pre-workout formula. The liquid dietary supplement will also be useful for people who lead an intense lifestyle and are looking for a quick way to supplement their diet with caffeine. Energy Shock Shot – liquid caffeine High caffeine content. Ease of use. 1 portion per package. Each bottle of SFDs Allnutrition ® brand formula contains up to 120 mg of caffeine anhydrous supplemented with 2000 mg of taurine and 2000 mg of L-citrulline malate. Energy Shock Shot is ready to drink whenever you need it - just shake and drink. You can always have the convenient packaging with you!