It is considered to improve stamina and athletic performance, reduces appetite and promotes reduction of body weight and fat, and is used for the purpose of clarity and intellectual stimulation.

It also has aphrodisiac effects. The Indians of the Amazon drank guarana every day as a tonic and when they wanted to have children. It was used also to treat diarrhea, headaches and fever. It is also a diuretic and helps in weight loss.

Use: Boil 4-6 seeds for one cup of tea.