Chrysanthemum: clearing away heat and toxins, clearing the liver and improving eyesight. Lycium barbarum: tonifying the kidneys, nourishing the liver and improving eyesight. Prince ginseng: nourishes the spleen and lungs, and generates vitality. Radix Panax Ginseng: nourishes Yin and clears the lungs, benefits the stomach and generates body fluid. Fatty sea water: clearing heat and moistening the lungs, relieving pharynx and detoxification. Ophiopogon: nourishes yin and promotes generation of body fluid, moistening the lung and clearing the heart. Poria: nourishes the spleen, harmonizes the stomach and calms the mind. Therefore, the efficacy of this formula should nourish the liver and kidney, clear the liver and eyesight, nourish the yin and moisten the role of the lungs.