In the present invention, provided is a pharmaceutical composition for preventing or treating brain diseases, including tablets having fermented Schisandra chinensis (Turcz.) Baill._prodcuts and walnuts, which is easily taken by people and accordingly has an effect of treating brain diseases. For this, the fermented Schisandra chinensis (Turcz.) Baill._prodcuts are made by fermenting water mixed with sugar and Schisandra chinensis (Turcz.) Baill._in the ratio of 1 to 1 or 3 to 1 between 0 and 5 degree Celsius for 3 to 4 months.본 발명은 오미자 발효물 및 호두를 함유하는 정제를 포함하는 뇌질환 예방 또는 치료용 약학적 조성물을 제공한다. 본 발명의 조성물은 섭취 방법이 용이하고, 섭취하였을 때 뇌 치유 효과를 나타낸다.
