Caffeine is one of the most popular fast acting stimulants.

Studies suggest Caffeine has significant effects on physiological response and performance of trained athletes.*

Caffeine acts as a central nervous system stimulant, increases the release of adrenaline, acts as a thermogenic agent (raises Metabolic rate and core body temperature), increases the use of body fat for fuel, and spares muscle glycogen increasing endurance.

Caffeine should be taken approximately Three hours before training for maximum benefit with ample fluids.* The recommended dosage is 400mg to 600mg for a 150lb. Individual.