Nattokinase contained in natto and natto fermented filtrate is thought to improve blood flow.
It is mainly eaten in Japan, but its usefulness has been attracting worldwide attention in recent years.

Among raw cod liver oil, deep-sea shark is prized because of the abundance of ingredients contained in it.
In particular, it has been used habitually for a long time because it contains DHA, EPA, α-linolenic acid, squalene, etc. in a well-balanced manner.

It is a perennial plant belonging to the genus Allium of the Liliaceae family, which is used in cooking as a spice in various countries.
Allicin, which has a unique scent, is considered to be good for nourishing and tonic.
It is popular as an easy-to-use stamina ingredient and has become an indispensable part of the dining table.

It is a kind of herb belonging to the genus Saw Palmetto of the family Palmaceae.
It is thought to have an inhibitory activity on 5α-reductase and an anti-inflammatory effect by blocking the binding between dihydrotestosterone and the receptor.
In Europe, it is attracting attention as it is good for urinary disorders due to benign prostatic hyperplasia.
It has long been popular as a material related to nourishing tonic and diuresis.