Eurycoma Longifolia extract (Pasak Bumi, Tongkat Ali) - Asian plant extract, used for centuries as a potent aphrodisiac and a as a toning substance. It is a source of alkaloids and glycosides (including beta-carboline), affecting the activity of male sex hormones. The use of the extract increases the immunity and endurance of the body, has a positive effect on mood and improves sexual function. In the sports supplementation it is used to strengthen the psychophysical condition and is a component of supplements improving the sexual function of the body.