The GO Energy + Caffeine Gel 150mg builds on the established science of the GO Isotonic Energy gel, the world's first and only truly isotonic energy gel. This product provides 22g of carbohydrate and 150mg of caffeine per gel (Double Espresso flavour). Ideal for high intensity races and long, tough days on the road. Caffeine has been repeatedly shown to improve performance by lowering your perception of effort by providing a boost just when you need it. GO Energy + Caffeine is clean in the mouth and easy to digest. For when you want an energy boost, but want the benefits of caffeine too. Use before or during sport for added physical and mental focus when you want to get an edge. Caffeine acts centrally on the brain to lower the perception of effort, which is particularly noticeable in longer events. In distance events over 90 minutes, mental tiredness as well as physical fatigue plays a large role in determining performance as the event progresses. Caffeine can help to maintain physical performance in this situation. BenefitsDepleting your carbohydrate stores during exercise is one of the major causes of fatigue. Delivering the additional carbohydrate provided in SiS Energy + Caffeine Gels during exercise can help improve performance, race times and delay the onset of fatigue. Recommended UsageConsume 1 gel 30 minutes before short, intense exercise to provide mental stimulation for the exercise ahead - Perfect when you need an energy and mental boost quickly. Features 1 pouch = 60 ml. Truly isotonic formulation - no need for water. 22 grams of rapidly absorbed carbohydrate per gel. Convenient easy-to-take format. Designed for high intensity races and long days on the road. 85 calories per serving. Clinically proven to improve performance when taken 30 minutes before exercise.