The present disclosure relates to a composition for preventing, alleviating or treating a neurodegenerative disease, which contains Pediococcus inopinatus as an active ingredient. The Pediococcus inopinatus strain according to the present disclosure can suppress neuroinflammation and can also alleviate the symptoms of ataxia in an animal model of Parkinson's disease and, thus, can be utilized for the prevention, alleviation and treatment of various neurodegenerative diseases including Parkinson's disease.

A composition for preventing, alleviating or treating a neurodegenerative disease, which contains Pediococcus inopinatus as an active ingredient. The Pediococcus inopinatus strain can suppress neuroinflammation and can also alleviate the symptoms of ataxia in an animal model of Parkinson's disease and, thus, can be utilized for the prevention, alleviation and treatment of various neurodegenerative diseases including Parkinson's disease.