Guarana 2000 from FIT-Rx improves metabolism, removes toxins and excess fluid from the body, reduces fat deposits, and also dulls the feeling of hunger. Guarana 2000 contains an extract of the fruits of the guarana plant, the caffeine of which is absorbed quite slowly, so it does not irritate the stomach walls. Moderate consumption of guarana helps to improve blood circulation, lower cholesterol and improve heart function. This plant relieves chronic fatigue and depression, increases endurance, relieves irritability and normalizes emotional state.