Decreased sexual function, impotence and premature ejaculation are the manifestations of Kidney Qi and Yang Deficiency. Tonic for Men and Women‘s main action is to nourish Kidney Qi and warm Yang. Since Yang depends on nourishment of Yin and Essence, the formulation is also based on the theory of “seeking Yang from Yin” and it is supplemented with nourishing Yin essence herbs. So, the source of Yang Qi is endless. The formula is for the help of low libido, impotence and premature ejaculation of Kidney Qi and Kidney Yang Deficiency.