Have you taken your caffeine supplement before working out today? If not, why? One of the most effective,
scientifically proven ergogenic aids, caffeine, is available everywhere you turn, and for very little money.
When it comes to sports nutrition, and increasing athletic performance, all the scientific studies say it is a go. Many professional athletes are taking in supplement caffeine from Tour de France cyclists to professional baseball players. The bottom line - it works!
So how does a caffeine supplement effect metabolism, and improve athletic performance? First off, it is a stimulant that stimulates the central nervous system to enhance metabolism of free fatty acids. This, in turn, may spare the use of glycogen during physical activity. Caffeine supplements have also shown in studies to improve muscle contraction.