Guarana contains more caffeine than coffee, but both substances have health benefits. Consuming too much caffeine from any source can cause unwanted side effects. Guarana and coffee contain different ...

Guarana contains caffeine, the stimulant found in coffee, tea, yerba mate, colas and chocolate. “Guarana also contains a whole mix of other compounds that act together to stimulate you over and above ...

Explore how guarana’s potent mix of caffeine and polyphenols is driving research into its role as both a metabolic modulator and a cognitive enhancer, uncovering its promise and the gaps that remain ...