【Product Overview】 Kaino Tochukasou is a functional food that supports cognitive function. Contains "Natread," the world's first functional ingredient discovered. The first Tochukasou registered as a functional food to maintain cognitive function. It has been confirmed to improve sleep and testosterone levels, supporting brain activity in every aspect. 【Expiration Date】 July 2027 Thank you for viewing. Instant purchase is welcome. Comments are also welcome. Thank you.