It will help increase the sense of seeing and allows you to re-experience the beautiful sights of the world around you. Replenishes liver and kidney yin, nourishes liver blood, sedates liver fire and wind, benefits the eyes. Source: Wan Bing Hui Chun, (The Recovery of Ten Thousand Diseases), Ming Dynasty, 1368-1644. Function: Nourish liver and kidney yin; strengthen vision Application: Use to relieve eye disorders due to def. liver and kidney yin with empty fire. Symptoms: Poor vision, vertigo, photophobia, excess tearing of the eyes, night blindness. Use to relieve other disorders associated with def. liver and kidney yin such as dizziness, dry mouth, dry throat, tinnitus, night sweating, fatigue. Applications also use to relieve the following: retinitis, optic neuritis, and vitreous opacity. (Note: This formula is applicable for use in the following eye disorders only when they are accompanied by def. liver and kidney yin symptomatology as listed above. If signs of fire are present, e.g. swollen, red eyes, etc, do not use this formula, instead use expel wind heat formulas or clear liver fire formulas such as P42 Long Dan Xie Gan Wan.)