In the search for a boost in performance, caffeine can help deliver the extra kick you need. Caffeine stimulates the brain, lowering your perception of effort and helping you train harder and longer. It contributes to clearer thinking and greater concentration. Energy Drink Caffeine Hit is a variation of HIGH5 Energy Drink that has been formulated with a high dose of caffeine to help you increase your performance during exercise. Consume as part of a varied and balanced diet and a healthy lifestyle. 1Caffeine contributes to an increase in endurance capacity. Consume 3 mg/kg body weight caffeine at least one hour prior to exercise and avoid caffeine consumption for at least 12 hours prior to consumption. It is recommended to not exceed a daily intake of 400 mg of caffeine from all sources. ²Caffeine helps to increase alertness and improve concentration. It is not recommended to exceed a daily intake of 400mg of caffeine from all sources (200mg for pregnant or breast-feeding women).