Prion disease prevention agent and food additive and feed additive containing the same

摘要

It is a neurological disease that develops when the central nervous system is damaged by prions, that is, abnormal prion proteins, such as Creutzfeldt-Jakob disease (CJD), Gerstmann-Streisler-Scheinker syndrome (GSS), animal scrapie and bovine spongiform encephalopathy ( For prion diseases such as BSE) and chronic wasting disease (CWD), no effective treatment or prevention method has been found so far. Provided are a prion disease onset preventive agent, a food additive, and a feed additive that have an effect of suppressing the growth of abnormal prion protein using natural foods taken orally in daily life. The prion disease onset preventive agent contains fucoidan as an active ingredient. The food additive or feed additive contains a prion disease onset preventive agent.