The function of red ginseng: invigorating vitality, invigorating spleen and lung, promoting fluid production and calming the nerves; The function of Dendrobium: nourishing yin and clearing heat, benefiting stomach and promoting fluid production; The effects of Ganoderma lucidum are: strengthening the body resistance, nourishing and strengthening, and prolonging life. Chicken is a flesh-and-blood product, which can invigorate qi and nourish blood. It is a very good medicated food. These can be used together, which can benefit qi and nourish yin and improve the body's resistance.