The main ingredients of An Shen Nourishing Brain Liquid are Deer Antler, Prepared He Shou Wu, Epimedium, Ginger, Licorice, Jujube and Vitamin B1. Herba Epimedium is the subject herb to nourish blood and promote essence. Dried ginger, licorice and jujube are adjuvant medicines to nourish Qi and Blood. Deer antler contains many nutrients such as phospholipids and amino acids, which can strengthen the body, eliminate fatigue and improve sleep; Radix Polygonatum officinale nourishes the heart and tranquilizes the mind, tonifies the liver and kidneys and benefits the essence and blood, and contains more lecithin, which can release the important neurotransmitter acetylcholine in the body; Epimedium tonicum, strengthens the liver and kidneys, benefits the essence and strengthens the muscles and bones; Jujube nourishes the heart and tranquilizes the mind, strengthens the spleen and stomach. Vitamin B1 nourishes the nerves. The combination of all the drugs can produce essence and nourish marrow, benefit qi and nourish blood, strengthen the brain and tranquilize the mind. An Shen Nourishing Brain Liquid is mainly used for dizziness, weakness, forgetfulness and insomnia caused by deficiency of kidney essence and qi and blood; neurasthenia with the above symptoms. It is used to relieve insomnia and forgetfulness, so as to improve memory by restoring mental energy; to treat headache and dizziness caused by excessive fatigue; to relieve loss of appetite caused by neurasthenia; to treat weakness of limbs and lack of energy caused by deficiency of Qi and Blood.