What is claimed is:
1. A method for treating cognitive impairment comprising:
administering to a subject in need thereof an effective amount of Lactobacillus pentosus var. plantarum C29 strain(deposit number: KCCM11291P) or a composition comprising Lactobacillus pentosus var. plantarum C29 strain(deposit number : KCCM11291P) as an active ingredient.
CROSS REFERENCE TO RELATED APPLICATION
This Application is a division of U.S. patent application Ser. No. 14/421,714, filed Feb. 13, 2015, which is a 371 Application of International Application No. PCT/KR2013/007410, filed Aug. 16, 2013, which claims the benefit of Korea Patent Application No. KR10-2012-0089714, filed Aug. 16, 2012, the disclosures of which are incorporated...