The present invention relates to a food composition for improving concentration, memory, psychological stability and learning ability. More particularly, the present invention relates to a composition containing theanine and oat extracts to increase hyaluronan during concentration, The present invention relates to a food composition which improves concentration, memory and psychological stability by reducing the high-beta wave generated during the development, thereby enabling effective learning.Increase of oocyte, hyaluronic acid, decrease of high beta wave, improvement of concentration, improvement of memory, improvement of psychological stability, improvement of learning ability본 발명은 집중력, 기억력, 심리적 안정 및 학습 능력을 증진시키는 식품 조성물에 관한 것으로, 보다 상세하게는 데아닌(Theanine) 및 귀리(Oat) 추출물을 함유하여 집중시 발생하는 하이 알파파를 증가시키고 스트레스 발생시 생성되는 하이 베타파를 감소시킴으로써 집중력, 기억력 및 심리적 안정을 증진시켜 효과적인 학습이 가능하도록 도와주는 식품 조성물에 관한 것이다.