One of the primary features of the use of Damiana is that it has a mild sedative an euphoric effect. The indigenous peoples of the Americas knew this & the herb was often smoked for this effect. This effect by itself is a useful aid to better sex as it enhances mood & removes anxiety. Damiana helps capture the mood. This effect is almost certainly due to the essential oil. In fact over the years Damiana has gained an excellent reputation in the treatment of nervous exhaustion in general.