Method and composition for maintenance and/or improvement of memory/learning ability

A method for maintaining and/or improving memory and learning ability, comprising

• administering a food for maintaining and/or improving memory and learning ability, a medicine for maintaining and/or improving memory and learning ability, or feed for maintaining and/or improving memory and learning ability, to a human subject aged 65 or more in need of improving (i) a decline, occurring with age (senescence), in memory and learning ability, or (ii) a decline, occurring with age (senescence), in memory,
• wherein the food, medicine, or feed comprises cells or a culture of s Lactobacillus gasseri, and
• wherein (i) the decline, occurring with age (senescence), in memory and learning ability and (ii) the decline, occurring with age (senescence), in memory does not include a decline in memory and learning ability or decline in memory occurring with Alzheimer's disease, Huntington's disease, Parkinson's disease, amnesia, Korsakoff syndrome, major depressive disorder, anxiety disorder, bipolar disorder, schizophrenia, dyssomnia and stress disorder.

A method for maintaining and/or improving memory and learning ability comprising

• administering cells consisting of Lactobacillus gasseri to a human subject aged 65 or more in need of improving (i) a decline, occurring with age (senescence), in memory and learning ability, or (ii) a decline, occurring with age (senescence), in memory,
• wherein (i) the decline, occurring with age (senescence), in memory and learning ability and (ii) the decline, occurring with age (senescence), in memory does not include a decline in memory and learning ability or decline in memory occurring with Alzheimer's disease, Huntington's disease, Parkinson's disease, amnesia, Korsakoff syndrome, major depressive disorder, anxiety disorder, bipolar disorder, schizophrenia, dyssomnia and stress disorder.

A method for maintaining and/or improving memory and learning ability comprising

• administering a composition consisting of cells of Lactobacillus gasseri and at least one selected from the group consisting of an excipient, a binder, a disintegrating agent, a lubricant, a flavoring agent, a suspending agent, and a coating agent to a human subject aged 65 or more in need of improving (i) a decline, occurring with age (senescence), in memory and learning ability, or (ii) a decline, occurring with age (senescence), in memory,
• wherein (i) the decline, occurring with age (senescence), in memory and learning ability and (ii) the decline, occurring with age (senescence), in memory does not include a decline in memory and learning ability or decline in memory occurring with Alzheimer's disease, Huntington's disease, Parkinson's disease, amnesia, Korsakoff syndrome, major depressive disorder, anxiety disorder, bipolar disorder, schizophrenia, dyssomnia and stress disorder.