Its able to enhance the sxual desire greatly and make the penis erect more quickly and its helpful to improve the situations of impotence, involuntary ejaculation and erection problems. it has an obvious effect on stimulating the nerve centre, regulating hormone secretion and activating the cells of the cavernous body of penis. it is able to stimulate the sexual desire and improve the problems such as lacking in the sexual desire and the lacking of orgasm.