08 Jan 2021 --- Through a multi-study analysis of previous papers, the International Society of Sports Nutrition (ISSN) is exploring the many ways supplementation with caffeine can acutely enhance various aspects of exercise performance. This research takes into consideration the effects of caffeine either when consumed alone or in combination with other ingredients, such as creatine and carbohydrates. The uptake in demand for caffeine-supplemented NPD is evidenced. The researchers highlight that caffeine has become “ubiquitous in the sporting world” where there is keen interest in better understanding the impact of caffeine on various kinds of exercise performance.