Botanical name: Paullinia cupanaA natural food supplement made from the famous Brazilian herb. Guarana contains a \'caffeine-like\' substance which is used to stimulate the body for daily activities.Parts used and where grownGuarana is an evergreen vine indigenous to the Amazon basin. The vast majority of guarana is grown in a small area in northern Brazil. Guarana gum or paste is derived from the seeds and is used in herbal preparations.Historical or traditional useThe indigenous people of the Amazon rain forest have used crushed guarana seed as a drink.