The guarana seed (Paullinia cupana) is an eye-shaped seed. It grows in the Amazon rainforest of Peru, Bolivia, and Brazil. This plant has been used by indigenous tribes since ancient times. It naturally tones the body and is an excellent natural stimulant used primarily as a remedy for physical and mental fatigue. The properties of its seeds activate the nervous system and cause the body to secrete more adrenaline. Its best-known uses are to raise blood pressure, fight fever, treat digestive problems, and as an aphrodisiac. It is currently the main ingredient in many energy and aphrodisiac drinks. It prolongs the state of wakefulness and also increases the ability to perform work that requires physical effort. It stimulates memory retention and mental activity. It is a blood vessel dilator. It regulates the intestines and helps with weight-loss diets, as it reduces appetite and activates the metabolism of fatty bodies. It's best eaten like candy. First, remove the shell and suck on it. The taste is bitter. It is not recommended to take it before bedtime, because caffeine can cause insomnia. Store at room temperature, protected from sunlight. Shelf life is 36 months, provided storage conditions are observed. ES-ECO-023-MA