Fructus Schisandrae Chinensis has the functions of astringing lung, nourishing kidney, promoting fluid production, arresting sweating and astringent semen. Leek seeds have the effects of fixing sperm, supporting yang, tonifying kidney, treating leukorrhagia, warming waist and knees, Eucommia ulmoides has the effect of tonifying kidney, and Lycium barbarum has the effects of nourishing liver and kidney, benefiting eyesight and nourishing blood. Korean ginseng has the effects of invigorating qi, nourishing yin, benefiting blood, promoting fluid production, strengthening heart, strengthening stomach and calming down, while Alpinia oxyphylla has the effects of warming spleen and appetizing, warming kidney, solidifying essence and reducing urine.