Guarana naturally contains caffeine and enhances focus.

Guarana is a plant native to the Amazon, known for its small red fruits that contain high concentrations of caffeine. It has been used for centuries in traditional medicine to boost energy levels, improve mental sharpness, and combat fatigue. Guarana is popular as a dietary supplement as it is said to enhance alertness and concentration, as well as promote weight loss by increasing metabolism. The natural caffeine in guarana can provide a smoother energy boost compared to coffee, making it a popular ingredient in energy drinks and supplements.