The invention discloses a 
traditional Chinese medicine composition for strengthening brain and soothing nerves and a preparation method thereof. The 
traditional Chinese medicine composition consists of the following components in parts by weight: 15-30 parts of 
polygala tenuifolia, 6-30 parts of seeds of wild jujube, 30-500 parts of fresh longan, 6-50 parts of nuts, 10-50 parts of fructus alpiniae oxyphyllae, 10-80 parts of cherries, 5-30 parts of fructus schisandrae, 10 parts of irkutsk 
anemone rhizome, 6 parts of prepared 
rehmannia root, 6 parts of 
asparagus cochinchinensis, 6 parts of 
ligusticum wallichii, 5 parts of 
polygonum multiflorum, 5 parts of poria with hostwood, 5 parts of radix pseudostellariae, 5 parts of 
cyperus rotundus, 6 parts of Chinese yam, 7 parts of raw rhizoma polygonati, 8 parts of 
polygonatum odoratum, 4 parts of dendrobe, 7 parts of lucid 
ganoderma, 7 parts of 
liquorices, 12 parts of 
crataegus pinnatifida, 8 parts of mint, 13 parts of 
radix ophiopogonis, 120 parts of 
phragmites communistrin, 7 parts of medlar, 2 parts of Chinese olives (without cores), 16 parts of 
Japanese ginseng leaves, 120 parts of sugarcane, 120 parts of pears, 40 parts of red dates, 45 parts of rhizoma imperatae, 20 parts of malts, 4 parts of gingers, 4 parts of old tea, 9 parts of 
astragalus membranaceus, 7 parts of white atractylodes 
rhizome, 25 parts of dried waterlily leaves, 7 parts of medicated leaven, 10 parts of 
tremella, 5 parts of lilies, 5 parts of platycladi seeds, 5 parts of 
lotus seeds, 80 parts of 
water chestnuts, 10 parts of siraidia grosvenorii, 4 parts of lemons, 3 parts of fructus amomi, 3 parts of fructus caryophylli and 5 parts of radix glehniae. The 
traditional Chinese medicine composition disclosed by the invention has effects of calming heart, nourishing blood, soothing nerves and improving cardio-cerebral nerves.