AGENT POUR FAVORISER LA PRODUCTION DE PROTÉINE TAU, ET MÉDICAMENT THÉRAPEUTIQUE OU PROPHYLACTIQUE ET COMPOSITION DE PRODUIT ALIMENTAIRE THÉRAPEUTIQUE OU PROPHYLACTIQUE POUR UNE MALADIE CAUSÉE PAR UNE CARENCE EN PROTÉINE TAU
An object of the present invention is to provide: a Tau protein production accelerator containing a natural product as an active ingredient; a therapeutic or preventive agent for a disease caused by Tau protein deficiency; and a therapeutic or preventive food composition for a disease caused by Tau protein deficiency. Provided are: a Tau protein production accelerator containing a dry powder, ground product and/or extract of an earthworm as an active ingredient; a therapeutic or preventive agent for a disease caused by Tau protein deficiency; and a therapeutic or preventive food composition for a disease caused by Tau protein deficiency. The disease caused by Tau protein deficiency is preferably Alzheimer's disease.